diff --git a/neutronclient/neutron/v2_0/subnetpool.py b/neutronclient/neutron/v2_0/subnetpool.py
index 8677cd5..f94c28b 100644
--- a/neutronclient/neutron/v2_0/subnetpool.py
+++ b/neutronclient/neutron/v2_0/subnetpool.py
@@ -15,6 +15,7 @@
 #
 
 from neutronclient._i18n import _
+from neutronclient.common import utils
 from neutronclient.neutron import v2_0 as neutronV20
 
 
@@ -32,12 +33,16 @@ def add_updatable_arguments(parser):
         '--pool-prefix',
         action='append', dest='prefixes',
         help=_('Subnetpool prefixes (This option can be repeated).'))
+    utils.add_boolean_argument(
+        parser, '--is-default',
+        help=_('Specify whether this should be the default subnetpool '
+               '(True meaning default).'))
 
 
 def updatable_args2body(parsed_args, body, for_create=True):
     neutronV20.update_dict(parsed_args, body,
                            ['name', 'prefixes', 'default_prefixlen',
-                            'min_prefixlen', 'max_prefixlen'])
+                            'min_prefixlen', 'max_prefixlen', 'is_default'])
 
 
 class ListSubnetPool(neutronV20.ListCommand):
@@ -45,7 +50,7 @@ class ListSubnetPool(neutronV20.ListCommand):
 
     resource = 'subnetpool'
     list_columns = ['id', 'name', 'prefixes',
-                    'default_prefixlen', 'address_scope_id']
+                    'default_prefixlen', 'address_scope_id', 'is_default']
     pagination_support = True
     sorting_support = True
 
diff --git a/neutronclient/tests/unit/test_cli20_subnetpool.py b/neutronclient/tests/unit/test_cli20_subnetpool.py
index dd743aa..60d25de 100644
--- a/neutronclient/tests/unit/test_cli20_subnetpool.py
+++ b/neutronclient/tests/unit/test_cli20_subnetpool.py
@@ -63,6 +63,26 @@ class CLITestV20SubnetPoolJSON(test_cli20.CLITestV20Base):
         self._test_create_resource(resource, cmd, name, myid, args,
                                    position_names, position_values)
 
+    def test_create_subnetpool(self, default='false'):
+        # Create subnetpool: myname.
+        resource = 'subnetpool'
+        cmd = subnetpool.CreateSubnetPool(test_cli20.MyApp(sys.stdout), None)
+        name = 'myname'
+        myid = 'myid'
+        min_prefixlen = 30
+        prefix1 = '10.11.12.0/24'
+        prefix2 = '12.11.13.0/24'
+        args = [name, '--min-prefixlen', str(min_prefixlen),
+                '--pool-prefix', prefix1, '--pool-prefix', prefix2,
+                '--is-default', default]
+        position_names = ['name', 'min_prefixlen', 'prefixes', 'is_default']
+        position_values = [name, min_prefixlen, [prefix1, prefix2], default]
+        self._test_create_resource(resource, cmd, name, myid, args,
+                                   position_names, position_values)
+
+    def test_create_subnetpool_default(self):
+        self.test_create_subnetpool(default='true')
+
     def test_create_subnetpool_with_unicode(self):
         # Create subnetpool: u'\u7f51\u7edc'.
         resource = 'subnetpool'
diff --git a/releasenotes/notes/default-subnetpool-support-c0d34870e9d3e814.yaml b/releasenotes/notes/default-subnetpool-support-c0d34870e9d3e814.yaml
new file mode 100644
index 0000000..2a571d6
--- /dev/null
+++ b/releasenotes/notes/default-subnetpool-support-c0d34870e9d3e814.yaml
@@ -0,0 +1,9 @@
+---
+features:
+  - |
+    CLI support for default subnetpools.
+
+    * The ``subnetpool-list`` and ``subnetpool-show`` command output includes
+      the ``is_default`` field.
+    * The ``subnetpool-create`` and ``subnetpool-update`` commands include a
+      ``--is-default`` option.