diff --git a/changelogs/fragments/8215-add-docker-v2-protocol.yml b/changelogs/fragments/8215-add-docker-v2-protocol.yml
new file mode 100644
index 00000000000..6a9cc605562
--- /dev/null
+++ b/changelogs/fragments/8215-add-docker-v2-protocol.yml
@@ -0,0 +1,2 @@
+minor_changes:
+  - keycloak_client, keycloak_clientscope, keycloak_clienttemplate - added ``docker-v2`` protocol support, enhancing alignment with Keycloak's protocol options (https://github.com/ansible-collections/community.general/issues/8215, https://github.com/ansible-collections/community.general/pull/8216).
diff --git a/plugins/modules/keycloak_client.py b/plugins/modules/keycloak_client.py
index b151e4541f7..0766608b45f 100644
--- a/plugins/modules/keycloak_client.py
+++ b/plugins/modules/keycloak_client.py
@@ -248,8 +248,9 @@
         description:
             - Type of client.
             - At creation only, default value will be V(openid-connect) if O(protocol) is omitted.
+            - The V(docker-v2) value was added in community.general 8.6.0.
         type: str
-        choices: ['openid-connect', 'saml']
+        choices: ['openid-connect', 'saml', 'docker-v2']
 
     full_scope_allowed:
         description:
@@ -393,7 +394,7 @@
             protocol:
                 description:
                     - This specifies for which protocol this protocol mapper is active.
-                choices: ['openid-connect', 'saml']
+                choices: ['openid-connect', 'saml', 'docker-v2']
                 type: str
 
             protocolMapper:
@@ -724,6 +725,7 @@
 
 PROTOCOL_OPENID_CONNECT = 'openid-connect'
 PROTOCOL_SAML = 'saml'
+PROTOCOL_DOCKER_V2 = 'docker-v2'
 CLIENT_META_DATA = ['authorizationServicesEnabled']
 
 
@@ -785,7 +787,7 @@ def main():
         consentText=dict(type='str'),
         id=dict(type='str'),
         name=dict(type='str'),
-        protocol=dict(type='str', choices=[PROTOCOL_OPENID_CONNECT, PROTOCOL_SAML]),
+        protocol=dict(type='str', choices=[PROTOCOL_OPENID_CONNECT, PROTOCOL_SAML, PROTOCOL_DOCKER_V2]),
         protocolMapper=dict(type='str'),
         config=dict(type='dict'),
     )
@@ -819,7 +821,7 @@ def main():
         authorization_services_enabled=dict(type='bool', aliases=['authorizationServicesEnabled']),
         public_client=dict(type='bool', aliases=['publicClient']),
         frontchannel_logout=dict(type='bool', aliases=['frontchannelLogout']),
-        protocol=dict(type='str', choices=[PROTOCOL_OPENID_CONNECT, PROTOCOL_SAML]),
+        protocol=dict(type='str', choices=[PROTOCOL_OPENID_CONNECT, PROTOCOL_SAML, PROTOCOL_DOCKER_V2]),
         attributes=dict(type='dict'),
         full_scope_allowed=dict(type='bool', aliases=['fullScopeAllowed']),
         node_re_registration_timeout=dict(type='int', aliases=['nodeReRegistrationTimeout']),
diff --git a/plugins/modules/keycloak_clientscope.py b/plugins/modules/keycloak_clientscope.py
index d37af5f0cf4..d24e0f1f27f 100644
--- a/plugins/modules/keycloak_clientscope.py
+++ b/plugins/modules/keycloak_clientscope.py
@@ -79,7 +79,8 @@
     protocol:
         description:
             - Type of client.
-        choices: ['openid-connect', 'saml', 'wsfed']
+            - The V(docker-v2) value was added in community.general 8.6.0.
+        choices: ['openid-connect', 'saml', 'wsfed', 'docker-v2']
         type: str
 
     protocol_mappers:
@@ -95,7 +96,7 @@
                 description:
                     - This specifies for which protocol this protocol mapper.
                     - is active.
-                choices: ['openid-connect', 'saml', 'wsfed']
+                choices: ['openid-connect', 'saml', 'wsfed', 'docker-v2']
                 type: str
 
             protocolMapper:
@@ -330,7 +331,7 @@ def main():
     protmapper_spec = dict(
         id=dict(type='str'),
         name=dict(type='str'),
-        protocol=dict(type='str', choices=['openid-connect', 'saml', 'wsfed']),
+        protocol=dict(type='str', choices=['openid-connect', 'saml', 'wsfed', 'docker-v2']),
         protocolMapper=dict(type='str'),
         config=dict(type='dict'),
     )
@@ -341,7 +342,7 @@ def main():
         id=dict(type='str'),
         name=dict(type='str'),
         description=dict(type='str'),
-        protocol=dict(type='str', choices=['openid-connect', 'saml', 'wsfed']),
+        protocol=dict(type='str', choices=['openid-connect', 'saml', 'wsfed', 'docker-v2']),
         attributes=dict(type='dict'),
         protocol_mappers=dict(type='list', elements='dict', options=protmapper_spec, aliases=['protocolMappers']),
     )
diff --git a/plugins/modules/keycloak_clienttemplate.py b/plugins/modules/keycloak_clienttemplate.py
index cd7f6c09b74..7bffb5cbb63 100644
--- a/plugins/modules/keycloak_clienttemplate.py
+++ b/plugins/modules/keycloak_clienttemplate.py
@@ -68,7 +68,8 @@
     protocol:
         description:
             - Type of client template.
-        choices: ['openid-connect', 'saml']
+            - The V(docker-v2) value was added in community.general 8.6.0.
+        choices: ['openid-connect', 'saml', 'docker-v2']
         type: str
 
     full_scope_allowed:
@@ -107,7 +108,7 @@
             protocol:
                 description:
                     - This specifies for which protocol this protocol mapper is active.
-                choices: ['openid-connect', 'saml']
+                choices: ['openid-connect', 'saml', 'docker-v2']
                 type: str
 
             protocolMapper:
@@ -292,7 +293,7 @@ def main():
         consentText=dict(type='str'),
         id=dict(type='str'),
         name=dict(type='str'),
-        protocol=dict(type='str', choices=['openid-connect', 'saml']),
+        protocol=dict(type='str', choices=['openid-connect', 'saml', 'docker-v2']),
         protocolMapper=dict(type='str'),
         config=dict(type='dict'),
     )
@@ -304,7 +305,7 @@ def main():
         id=dict(type='str'),
         name=dict(type='str'),
         description=dict(type='str'),
-        protocol=dict(type='str', choices=['openid-connect', 'saml']),
+        protocol=dict(type='str', choices=['openid-connect', 'saml', 'docker-v2']),
         attributes=dict(type='dict'),
         full_scope_allowed=dict(type='bool'),
         protocol_mappers=dict(type='list', elements='dict', options=protmapper_spec),