diff --git a/openstackclient/identity/v3/region.py b/openstackclient/identity/v3/region.py
new file mode 100644
index 0000000000..cce3417d5a
--- /dev/null
+++ b/openstackclient/identity/v3/region.py
@@ -0,0 +1,205 @@
+#   Licensed under the Apache License, Version 2.0 (the "License"); you may
+#   not use this file except in compliance with the License. You may obtain
+#   a copy of the License at
+#
+#        http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#   WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#   License for the specific language governing permissions and limitations
+#   under the License.
+#
+
+"""Identity v3 Region action implementations"""
+
+import logging
+import six
+
+from cliff import command
+from cliff import lister
+from cliff import show
+
+from openstackclient.common import utils
+from openstackclient.i18n import _  # noqa
+
+
+class CreateRegion(show.ShowOne):
+    """Create new region"""
+
+    log = logging.getLogger(__name__ + '.CreateRegion')
+
+    def get_parser(self, prog_name):
+        parser = super(CreateRegion, self).get_parser(prog_name)
+        # NOTE(stevemar): The API supports an optional region ID, but that
+        # seems like poor UX, we will only support user-defined IDs.
+        parser.add_argument(
+            'region',
+            metavar='<region>',
+            help=_('New region'),
+        )
+        parser.add_argument(
+            '--parent-region',
+            metavar='<parent-region>',
+            help=_('The parent region of new region'),
+        )
+        parser.add_argument(
+            '--description',
+            metavar='<region-description>',
+            help=_('New region description'),
+        )
+        parser.add_argument(
+            '--url',
+            metavar='<region-url>',
+            help=_('New region url'),
+        )
+
+        return parser
+
+    def take_action(self, parsed_args):
+        self.log.debug('take_action(%s)', parsed_args)
+        identity_client = self.app.client_manager.identity
+
+        region = identity_client.regions.create(
+            id=parsed_args.region,
+            url=parsed_args.url,
+            parent_region=parsed_args.parent_region,
+            description=parsed_args.description,
+        )
+
+        region._info['region'] = region._info.pop('id')
+        region._info['parent_region'] = region._info.pop('parent_region_id')
+        region._info.pop('links', None)
+        return zip(*sorted(six.iteritems(region._info)))
+
+
+class DeleteRegion(command.Command):
+    """Delete region"""
+
+    log = logging.getLogger(__name__ + '.DeleteRegion')
+
+    def get_parser(self, prog_name):
+        parser = super(DeleteRegion, self).get_parser(prog_name)
+        parser.add_argument(
+            'region',
+            metavar='<region>',
+            help=_('Region to delete'),
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        self.log.debug('take_action(%s)', parsed_args)
+        identity_client = self.app.client_manager.identity
+
+        identity_client.regions.delete(parsed_args.region)
+        return
+
+
+class ListRegion(lister.Lister):
+    """List regions"""
+
+    log = logging.getLogger(__name__ + '.ListRegion')
+
+    def get_parser(self, prog_name):
+        parser = super(ListRegion, self).get_parser(prog_name)
+        parser.add_argument(
+            '--parent-region',
+            metavar='<parent-region>',
+            help=_('Filter by parent region'),
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        self.log.debug('take_action(%s)', parsed_args)
+        identity_client = self.app.client_manager.identity
+
+        kwargs = {}
+        if parsed_args.parent_region:
+            kwargs['parent_region_id'] = parsed_args.parent_region
+
+        columns_headers = ('Region', 'Parent Region', 'Description', 'URL')
+        columns = ('ID', 'Parent Region Id', 'Description', 'URL')
+
+        data = identity_client.regions.list(**kwargs)
+        return (columns_headers,
+                (utils.get_item_properties(
+                    s, columns,
+                    formatters={},
+                ) for s in data))
+
+
+class SetRegion(command.Command):
+    """Set region properties"""
+
+    log = logging.getLogger(__name__ + '.SetRegion')
+
+    def get_parser(self, prog_name):
+        parser = super(SetRegion, self).get_parser(prog_name)
+        parser.add_argument(
+            'region',
+            metavar='<region>',
+            help=_('Region to change'),
+        )
+        parser.add_argument(
+            '--parent-region',
+            metavar='<parent-region>',
+            help=_('New parent region of the region'),
+        )
+        parser.add_argument(
+            '--description',
+            metavar='<region-description>',
+            help=_('New region description'),
+        )
+        parser.add_argument(
+            '--url',
+            metavar='<region-url>',
+            help=_('New region url'),
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        self.log.debug('take_action(%s)', parsed_args)
+        identity_client = self.app.client_manager.identity
+
+        if (not parsed_args.url
+                and not parsed_args.parent_region
+                and not parsed_args.description):
+            return
+
+        kwargs = {}
+        if parsed_args.url:
+            kwargs['url'] = parsed_args.url
+        if parsed_args.description:
+            kwargs['description'] = parsed_args.description
+        if parsed_args.parent_region:
+            kwargs['parent_region'] = parsed_args.parent_region
+
+        identity_client.regions.update(parsed_args.region, **kwargs)
+        return
+
+
+class ShowRegion(show.ShowOne):
+    """Show region"""
+
+    log = logging.getLogger(__name__ + '.ShowRegion')
+
+    def get_parser(self, prog_name):
+        parser = super(ShowRegion, self).get_parser(prog_name)
+        parser.add_argument(
+            'region',
+            metavar='<region>',
+            help=_('Region to display'),
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        self.log.debug('take_action(%s)', parsed_args)
+        identity_client = self.app.client_manager.identity
+
+        region = utils.find_resource(identity_client.regions,
+                                     parsed_args.region)
+
+        region._info['region'] = region._info.pop('id')
+        region._info['parent_region'] = region._info.pop('parent_region_id')
+        region._info.pop('links', None)
+        return zip(*sorted(six.iteritems(region._info)))
diff --git a/openstackclient/tests/identity/v3/fakes.py b/openstackclient/tests/identity/v3/fakes.py
index b195ed78b7..7acaa7f156 100644
--- a/openstackclient/tests/identity/v3/fakes.py
+++ b/openstackclient/tests/identity/v3/fakes.py
@@ -122,6 +122,19 @@ PROJECT_2 = {
     'links': base_url + 'projects/' + project_id,
 }
 
+region_id = 'region_one'
+region_url = 'http://localhost:1111'
+region_parent_region_id = 'region_two'
+region_description = 'region one'
+
+REGION = {
+    'id': region_id,
+    'url': region_url,
+    'description': region_description,
+    'parent_region_id': region_parent_region_id,
+    'links': base_url + 'regions/' + region_id,
+}
+
 role_id = 'r1'
 role_name = 'roller'
 
@@ -310,6 +323,8 @@ class FakeIdentityv3Client(object):
         self.oauth1.resource_class = fakes.FakeResource(None, {})
         self.projects = mock.Mock()
         self.projects.resource_class = fakes.FakeResource(None, {})
+        self.regions = mock.Mock()
+        self.regions.resource_class = fakes.FakeResource(None, {})
         self.roles = mock.Mock()
         self.roles.resource_class = fakes.FakeResource(None, {})
         self.services = mock.Mock()
diff --git a/openstackclient/tests/identity/v3/test_region.py b/openstackclient/tests/identity/v3/test_region.py
new file mode 100644
index 0000000000..7f6ced9f2d
--- /dev/null
+++ b/openstackclient/tests/identity/v3/test_region.py
@@ -0,0 +1,406 @@
+#   Licensed under the Apache License, Version 2.0 (the "License"); you may
+#   not use this file except in compliance with the License. You may obtain
+#   a copy of the License at
+#
+#        http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#   WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#   License for the specific language governing permissions and limitations
+#   under the License.
+#
+
+import copy
+
+from openstackclient.identity.v3 import region
+from openstackclient.tests import fakes
+from openstackclient.tests.identity.v3 import fakes as identity_fakes
+
+
+class TestRegion(identity_fakes.TestIdentityv3):
+
+    def setUp(self):
+        super(TestRegion, self).setUp()
+
+        # Get a shortcut to the RegionManager Mock
+        self.regions_mock = self.app.client_manager.identity.regions
+        self.regions_mock.reset_mock()
+
+
+class TestRegionCreate(TestRegion):
+
+    def setUp(self):
+        super(TestRegionCreate, self).setUp()
+
+        self.regions_mock.create.return_value = fakes.FakeResource(
+            None,
+            copy.deepcopy(identity_fakes.REGION),
+            loaded=True,
+        )
+
+        # Get the command object to test
+        self.cmd = region.CreateRegion(self.app, None)
+
+    def test_region_create_description(self):
+        arglist = [
+            identity_fakes.region_id,
+            '--description', identity_fakes.region_description,
+        ]
+        verifylist = [
+            ('region', identity_fakes.region_id),
+            ('description', identity_fakes.region_description)
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        # DisplayCommandBase.take_action() returns two tuples
+        columns, data = self.cmd.take_action(parsed_args)
+
+        # Set expected values
+        kwargs = {
+            'description': identity_fakes.region_description,
+            'id': identity_fakes.region_id,
+            'parent_region': None,
+            'url': None,
+        }
+        self.regions_mock.create.assert_called_with(
+            **kwargs
+        )
+
+        collist = ('description', 'parent_region', 'region', 'url')
+        self.assertEqual(collist, columns)
+        datalist = (
+            identity_fakes.region_description,
+            identity_fakes.region_parent_region_id,
+            identity_fakes.region_id,
+            identity_fakes.region_url,
+        )
+        self.assertEqual(datalist, data)
+
+    def test_region_create_no_options(self):
+        arglist = [
+            identity_fakes.region_id,
+        ]
+        verifylist = [
+            ('region', identity_fakes.region_id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        # DisplayCommandBase.take_action() returns two tuples
+        columns, data = self.cmd.take_action(parsed_args)
+
+        # Set expected values
+        kwargs = {
+            'description': None,
+            'id': identity_fakes.region_id,
+            'parent_region': None,
+            'url': None,
+        }
+        self.regions_mock.create.assert_called_with(
+            **kwargs
+        )
+
+        collist = ('description', 'parent_region', 'region', 'url')
+        self.assertEqual(collist, columns)
+        datalist = (
+            identity_fakes.region_description,
+            identity_fakes.region_parent_region_id,
+            identity_fakes.region_id,
+            identity_fakes.region_url,
+        )
+        self.assertEqual(datalist, data)
+
+    def test_region_create_parent_region_id(self):
+        arglist = [
+            identity_fakes.region_id,
+            '--parent-region', identity_fakes.region_parent_region_id,
+        ]
+        verifylist = [
+            ('region', identity_fakes.region_id),
+            ('parent_region', identity_fakes.region_parent_region_id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        # DisplayCommandBase.take_action() returns two tuples
+        columns, data = self.cmd.take_action(parsed_args)
+
+        # Set expected values
+        kwargs = {
+            'description': None,
+            'id': identity_fakes.region_id,
+            'parent_region': identity_fakes.region_parent_region_id,
+            'url': None,
+        }
+        self.regions_mock.create.assert_called_with(
+            **kwargs
+        )
+
+        collist = ('description', 'parent_region', 'region', 'url')
+        self.assertEqual(collist, columns)
+        datalist = (
+            identity_fakes.region_description,
+            identity_fakes.region_parent_region_id,
+            identity_fakes.region_id,
+            identity_fakes.region_url,
+        )
+        self.assertEqual(datalist, data)
+
+    def test_region_create_url(self):
+        arglist = [
+            identity_fakes.region_id,
+            '--url', identity_fakes.region_url,
+        ]
+        verifylist = [
+            ('region', identity_fakes.region_id),
+            ('url', identity_fakes.region_url),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        # DisplayCommandBase.take_action() returns two tuples
+        columns, data = self.cmd.take_action(parsed_args)
+
+        # Set expected values
+        kwargs = {
+            'description': None,
+            'id': identity_fakes.region_id,
+            'parent_region': None,
+            'url': identity_fakes.region_url,
+        }
+        self.regions_mock.create.assert_called_with(
+            **kwargs
+        )
+
+        collist = ('description', 'parent_region', 'region', 'url')
+        self.assertEqual(collist, columns)
+        datalist = (
+            identity_fakes.region_description,
+            identity_fakes.region_parent_region_id,
+            identity_fakes.region_id,
+            identity_fakes.region_url,
+        )
+        self.assertEqual(datalist, data)
+
+
+class TestRegionDelete(TestRegion):
+
+    def setUp(self):
+        super(TestRegionDelete, self).setUp()
+
+        self.regions_mock.delete.return_value = None
+
+        # Get the command object to test
+        self.cmd = region.DeleteRegion(self.app, None)
+
+    def test_region_delete_no_options(self):
+        arglist = [
+            identity_fakes.region_id,
+        ]
+        verifylist = [
+            ('region', identity_fakes.region_id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        result = self.cmd.run(parsed_args)
+        self.assertEqual(0, result)
+
+        self.regions_mock.delete.assert_called_with(
+            identity_fakes.region_id,
+        )
+
+
+class TestRegionList(TestRegion):
+
+    def setUp(self):
+        super(TestRegionList, self).setUp()
+
+        self.regions_mock.list.return_value = [
+            fakes.FakeResource(
+                None,
+                copy.deepcopy(identity_fakes.REGION),
+                loaded=True,
+            ),
+        ]
+
+        # Get the command object to test
+        self.cmd = region.ListRegion(self.app, None)
+
+    def test_region_list_no_options(self):
+        arglist = []
+        verifylist = []
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        # DisplayCommandBase.take_action() returns two tuples
+        columns, data = self.cmd.take_action(parsed_args)
+        self.regions_mock.list.assert_called_with()
+
+        collist = ('Region', 'Parent Region', 'Description', 'URL')
+        self.assertEqual(collist, columns)
+        datalist = ((
+            identity_fakes.region_id,
+            identity_fakes.region_parent_region_id,
+            identity_fakes.region_description,
+            identity_fakes.region_url,
+        ), )
+        self.assertEqual(datalist, tuple(data))
+
+    def test_region_list_parent_region_id(self):
+        arglist = [
+            '--parent-region', identity_fakes.region_parent_region_id,
+        ]
+        verifylist = [
+            ('parent_region', identity_fakes.region_parent_region_id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        # DisplayCommandBase.take_action() returns two tuples
+        columns, data = self.cmd.take_action(parsed_args)
+        self.regions_mock.list.assert_called_with(
+            parent_region_id=identity_fakes.region_parent_region_id)
+
+        collist = ('Region', 'Parent Region', 'Description', 'URL')
+        self.assertEqual(collist, columns)
+        datalist = ((
+            identity_fakes.region_id,
+            identity_fakes.region_parent_region_id,
+            identity_fakes.region_description,
+            identity_fakes.region_url,
+        ), )
+        self.assertEqual(datalist, tuple(data))
+
+
+class TestRegionSet(TestRegion):
+
+    def setUp(self):
+        super(TestRegionSet, self).setUp()
+
+        self.regions_mock.update.return_value = fakes.FakeResource(
+            None,
+            copy.deepcopy(identity_fakes.REGION),
+            loaded=True,
+        )
+
+        # Get the command object to test
+        self.cmd = region.SetRegion(self.app, None)
+
+    def test_region_set_no_options(self):
+        arglist = [
+            identity_fakes.region_id,
+        ]
+        verifylist = [
+            ('region', identity_fakes.region_id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        result = self.cmd.run(parsed_args)
+        self.assertEqual(0, result)
+
+        self.assertNotCalled(self.regions_mock.update)
+
+    def test_region_set_description(self):
+        arglist = [
+            '--description', 'qwerty',
+            identity_fakes.region_id,
+        ]
+        verifylist = [
+            ('description', 'qwerty'),
+            ('region', identity_fakes.region_id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        result = self.cmd.run(parsed_args)
+        self.assertEqual(0, result)
+
+        # Set expected values
+        kwargs = {
+            'description': 'qwerty',
+        }
+        self.regions_mock.update.assert_called_with(
+            identity_fakes.region_id,
+            **kwargs
+        )
+
+    def test_region_set_url(self):
+        arglist = [
+            '--url', 'new url',
+            identity_fakes.region_id,
+        ]
+        verifylist = [
+            ('url', 'new url'),
+            ('region', identity_fakes.region_id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        result = self.cmd.run(parsed_args)
+        self.assertEqual(0, result)
+
+        # Set expected values
+        kwargs = {
+            'url': 'new url',
+        }
+        self.regions_mock.update.assert_called_with(
+            identity_fakes.region_id,
+            **kwargs
+        )
+
+    def test_region_set_parent_region_id(self):
+        arglist = [
+            '--parent-region', 'new_parent',
+            identity_fakes.region_id,
+        ]
+        verifylist = [
+            ('parent_region', 'new_parent'),
+            ('region', identity_fakes.region_id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        result = self.cmd.run(parsed_args)
+        self.assertEqual(0, result)
+
+        # Set expected values
+        kwargs = {
+            'parent_region': 'new_parent',
+        }
+        self.regions_mock.update.assert_called_with(
+            identity_fakes.region_id,
+            **kwargs
+        )
+
+
+class TestRegionShow(TestRegion):
+
+    def setUp(self):
+        super(TestRegionShow, self).setUp()
+
+        self.regions_mock.get.return_value = fakes.FakeResource(
+            None,
+            copy.deepcopy(identity_fakes.REGION),
+            loaded=True,
+        )
+
+        # Get the command object to test
+        self.cmd = region.ShowRegion(self.app, None)
+
+    def test_region_show(self):
+        arglist = [
+            identity_fakes.region_id,
+        ]
+        verifylist = [
+            ('region', identity_fakes.region_id),
+        ]
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        # DisplayCommandBase.take_action() returns two tuples
+        columns, data = self.cmd.take_action(parsed_args)
+        self.regions_mock.get.assert_called_with(
+            identity_fakes.region_id,
+        )
+
+        collist = ('description', 'parent_region', 'region', 'url')
+        self.assertEqual(collist, columns)
+        datalist = (
+            identity_fakes.region_description,
+            identity_fakes.region_parent_region_id,
+            identity_fakes.region_id,
+            identity_fakes.region_url,
+        )
+        self.assertEqual(datalist, data)
diff --git a/setup.cfg b/setup.cfg
index c0519d11d6..e0cf5d1dc5 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -243,6 +243,12 @@ openstack.identity.v3 =
     federation_domain_list = openstackclient.identity.v3.unscoped_saml:ListAccessibleDomains
     federation_project_list = openstackclient.identity.v3.unscoped_saml:ListAccessibleProjects
 
+    region_create = openstackclient.identity.v3.region:CreateRegion
+    region_delete = openstackclient.identity.v3.region:DeleteRegion
+    region_list = openstackclient.identity.v3.region:ListRegion
+    region_set = openstackclient.identity.v3.region:SetRegion
+    region_show = openstackclient.identity.v3.region:ShowRegion
+
     request_token_authorize = openstackclient.identity.v3.token:AuthorizeRequestToken
     request_token_create = openstackclient.identity.v3.token:CreateRequestToken