diff --git a/ansible/roles/kolla-openstack/defaults/main.yml b/ansible/roles/kolla-openstack/defaults/main.yml
index 63b7856c1..65a9dd800 100644
--- a/ansible/roles/kolla-openstack/defaults/main.yml
+++ b/ansible/roles/kolla-openstack/defaults/main.yml
@@ -156,6 +156,10 @@ kolla_openstack_custom_config_include_globs_default:
     glob: swift/**
   - enabled: '{{ kolla_enable_telegraf | bool }}'
     glob: telegraf/**
+  - enabled: '{{ kolla_enable_watcher | bool }}'
+    glob: watcher.conf
+  - enabled: '{{ kolla_enable_watcher | bool }}'
+    glob: watcher/**
 
 # Extra items to add to kolla_openstack_custom_config_include_globs_default
 # to produce kolla_openstack_custom_config_include_globs.
@@ -817,3 +821,9 @@ kolla_enable_swift: false
 
 # Whether to enable telegraf
 kolla_enable_telegraf: true
+
+###############################################################################
+# Watcher configuration.
+
+# Whether to enable watcher
+kolla_enable_watcher: false
diff --git a/ansible/roles/kolla-openstack/molecule/enable-everything/molecule.yml b/ansible/roles/kolla-openstack/molecule/enable-everything/molecule.yml
index 345cc4eef..8877c67ec 100644
--- a/ansible/roles/kolla-openstack/molecule/enable-everything/molecule.yml
+++ b/ansible/roles/kolla-openstack/molecule/enable-everything/molecule.yml
@@ -140,6 +140,7 @@ provisioner:
         kolla_enable_prometheus: true
         kolla_enable_swift: true
         kolla_enable_telegraf: true
+        kolla_enable_watcher: true
   lint:
     name: ansible-lint
 scenario:
diff --git a/ansible/roles/kolla-openstack/molecule/enable-everything/prepare.yml b/ansible/roles/kolla-openstack/molecule/enable-everything/prepare.yml
index 3c491fa1e..73cdc17c0 100644
--- a/ansible/roles/kolla-openstack/molecule/enable-everything/prepare.yml
+++ b/ansible/roles/kolla-openstack/molecule/enable-everything/prepare.yml
@@ -40,6 +40,7 @@
         - prometheus/prometheus.yml.d
         # Example of non-ini files that should be templated but not merged
         - fluentd/input/
+        - watcher
 
     - name: Ensure extra INI configuration files exist
       copy:
@@ -75,6 +76,7 @@
         - nova.conf
         - octavia.conf
         - placement.conf
+        - watcher.conf
 
     - name: Ensure extra YAML configuration files exist
       copy:
@@ -114,6 +116,10 @@
                 format1 /^(?<Timestamp>\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\.\d{3}) \[(?<log_level>\w+)\] (?<Payload>.*)/
               </parse>
             </source>
+        - dest: watcher/policy.yaml
+          content: |
+            ---
+            "my_custom_rule": "role:custom_role"
       loop_control:
         label: "{{ item.dest }}"
 
diff --git a/ansible/roles/kolla-openstack/molecule/enable-everything/tests/test_default.py b/ansible/roles/kolla-openstack/molecule/enable-everything/tests/test_default.py
index 4e9a40a22..356252bdb 100644
--- a/ansible/roles/kolla-openstack/molecule/enable-everything/tests/test_default.py
+++ b/ansible/roles/kolla-openstack/molecule/enable-everything/tests/test_default.py
@@ -80,6 +80,7 @@ def test_service_ini_file(host, path):
      'nova.conf',
      'octavia.conf',
      'placement.conf',
+     'watcher.conf',
      'backup.my.cnf'])
 def test_service_ini_file_extra_confs(host, path):
     # Tests config added via extra config files
@@ -94,7 +95,8 @@ def test_service_ini_file_extra_confs(host, path):
      'ironic/ironic-agent.kernel',
      'nova/nova-libvirt/cacert.pem',
      'nova/nova-libvirt/clientcert.pem',
-     'nova/nova-libvirt/clientkey.pem'])
+     'nova/nova-libvirt/clientkey.pem',
+     'watcher/policy.yaml'])
 def test_service_non_ini_file(host, path):
     # TODO(mgoddard): Check config file contents.
     path = os.path.join('/etc/kolla/config', path)
diff --git a/doc/source/configuration/reference/kolla-ansible.rst b/doc/source/configuration/reference/kolla-ansible.rst
index be35761a3..14cd7b6a2 100644
--- a/doc/source/configuration/reference/kolla-ansible.rst
+++ b/doc/source/configuration/reference/kolla-ansible.rst
@@ -749,6 +749,8 @@ which files are supported.
    ``prometheus/*``                Prometheus configuration.
    ``swift/*``                     Extended swift configuration.
    ``telegraf/*``                  Extended Telegraf configuration.
+   ``watcher.conf``                Watcher configuration.
+   ``watcher/*``                   Extended Watcher configuration.
    =============================== =======================================================
 
 Configuring an OpenStack Component
diff --git a/releasenotes/notes/add-support-for-watcher-custom-config-files-01ebecc4feb232db.yaml b/releasenotes/notes/add-support-for-watcher-custom-config-files-01ebecc4feb232db.yaml
new file mode 100644
index 000000000..2f8fa291a
--- /dev/null
+++ b/releasenotes/notes/add-support-for-watcher-custom-config-files-01ebecc4feb232db.yaml
@@ -0,0 +1,4 @@
+---
+features:
+  - Adds support for custom Watcher configuration via ``watcher.conf`` and
+    ``watcher/*`` files.