diff --git a/awx/main/models/credential/__init__.py b/awx/main/models/credential/__init__.py
index 1701c1fb24..85800b4029 100644
--- a/awx/main/models/credential/__init__.py
+++ b/awx/main/models/credential/__init__.py
@@ -799,6 +799,10 @@ ManagedCredentialType(
             'id': 'project',
             'label': ugettext_noop('Project (Tenant Name)'),
             'type': 'string',
+        }, {
+            'id': 'project_domain_name',
+            'label': ugettext_noop('Project (Domain Name)'),
+            'type': 'string',
         }, {
             'id': 'domain',
             'label': ugettext_noop('Domain Name'),
diff --git a/awx/main/models/credential/injectors.py b/awx/main/models/credential/injectors.py
index cdf193f8e9..15b8229ea2 100644
--- a/awx/main/models/credential/injectors.py
+++ b/awx/main/models/credential/injectors.py
@@ -77,6 +77,8 @@ def _openstack_data(cred):
                           username=cred.get_input('username', default=''),
                           password=cred.get_input('password', default=''),
                           project_name=cred.get_input('project', default=''))
+    if cred.has_input('project_domain_name'):
+        openstack_auth['project_domain_name'] = cred.get_input('project_domain_name', default='')
     if cred.has_input('domain'):
         openstack_auth['domain_name'] = cred.get_input('domain', default='')
     verify_state = cred.get_input('verify_ssl', default=True)
diff --git a/awx/main/tests/data/inventory/plugins/openstack/files/file_reference b/awx/main/tests/data/inventory/plugins/openstack/files/file_reference
index daf13976f4..895a1eb8a8 100644
--- a/awx/main/tests/data/inventory/plugins/openstack/files/file_reference
+++ b/awx/main/tests/data/inventory/plugins/openstack/files/file_reference
@@ -8,6 +8,7 @@ clouds:
       auth_url: https://foo.invalid
       domain_name: fooo
       password: fooo
+      project_domain_name: fooo
       project_name: fooo
       username: fooo
     private: false
diff --git a/awx/main/tests/data/inventory/scripts/openstack/files/file_reference b/awx/main/tests/data/inventory/scripts/openstack/files/file_reference
index 92a624965e..57b5f18197 100644
--- a/awx/main/tests/data/inventory/scripts/openstack/files/file_reference
+++ b/awx/main/tests/data/inventory/scripts/openstack/files/file_reference
@@ -10,6 +10,7 @@ clouds:
       auth_url: https://foo.invalid
       domain_name: fooo
       password: fooo
+      project_domain_name: fooo
       project_name: fooo
       username: fooo
     private: false
diff --git a/awx/main/tests/unit/test_tasks.py b/awx/main/tests/unit/test_tasks.py
index e7e208d9a3..bd3245871e 100644
--- a/awx/main/tests/unit/test_tasks.py
+++ b/awx/main/tests/unit/test_tasks.py
@@ -183,6 +183,51 @@ def test_openstack_client_config_generation(mocker, source, expected, private_da
     }
 
 
+@pytest.mark.parametrize("source,expected", [
+    (None, True), (False, False), (True, True)
+])
+def test_openstack_client_config_generation_with_project_domain_name(mocker, source, expected, private_data_dir):
+    update = tasks.RunInventoryUpdate()
+    credential_type = CredentialType.defaults['openstack']()
+    inputs = {
+        'host': 'https://keystone.openstack.example.org',
+        'username': 'demo',
+        'password': 'secrete',
+        'project': 'demo-project',
+        'domain': 'my-demo-domain',
+        'project_domain_name': 'project-domain',
+    }
+    if source is not None:
+        inputs['verify_ssl'] = source
+    credential = Credential(pk=1, credential_type=credential_type, inputs=inputs)
+
+    inventory_update = mocker.Mock(**{
+        'source': 'openstack',
+        'source_vars_dict': {},
+        'get_cloud_credential': mocker.Mock(return_value=credential),
+        'get_extra_credentials': lambda x: [],
+        'ansible_virtualenv_path': '/venv/foo'
+    })
+    cloud_config = update.build_private_data(inventory_update, private_data_dir)
+    cloud_credential = yaml.safe_load(
+        cloud_config.get('credentials')[credential]
+    )
+    assert cloud_credential['clouds'] == {
+        'devstack': {
+            'auth': {
+                'auth_url': 'https://keystone.openstack.example.org',
+                'password': 'secrete',
+                'project_name': 'demo-project',
+                'username': 'demo',
+                'domain_name': 'my-demo-domain',
+                'project_domain_name': 'project-domain',
+            },
+            'verify': expected,
+            'private': True,
+        }
+    }
+
+
 @pytest.mark.parametrize("source,expected", [
     (False, False), (True, True)
 ])