diff --git a/src/layman/common/prime_db_schema/publications.py b/src/layman/common/prime_db_schema/publications.py
index 75aeeef02..371299568 100644
--- a/src/layman/common/prime_db_schema/publications.py
+++ b/src/layman/common/prime_db_schema/publications.py
@@ -370,6 +370,12 @@ def owner_can_still_write(owner,
         raise LaymanError(43, f'Owner of the personal workspace have to keep write right.')
 
 
+def split_user_and_role_names(user_and_role_names):
+    role_names = [name for name in user_and_role_names if any(letter.isupper() for letter in name)]
+    user_names = [name for name in user_and_role_names if name not in role_names]
+    return user_names, role_names
+
+
 def check_rights_axioms(can_read,
                         can_write,
                         actor_name,
diff --git a/src/layman/common/prime_db_schema/publications_test.py b/src/layman/common/prime_db_schema/publications_test.py
index 80334aa9d..893b6f0ce 100644
--- a/src/layman/common/prime_db_schema/publications_test.py
+++ b/src/layman/common/prime_db_schema/publications_test.py
@@ -472,3 +472,16 @@ def case_test_update_rights(username,
         users.delete_user(username)
         users.delete_user(username2)
         workspaces.delete_workspace(workspace_name)
+
+
+@pytest.mark.parametrize('roles_and_users, exp_users, exp_roles', [
+    pytest.param([], [], [], id='no-names'),
+    pytest.param(['user1', 'user2'], ['user1', 'user2'], [], id='only-users'),
+    pytest.param(['ROLE1', 'EVERYONE'], [], ['ROLE1', 'EVERYONE'], id='only-roles'),
+    pytest.param(['ROLE2', 'user1', 'EVERYONE', 'user2'], ['user1', 'user2'], ['ROLE2', 'EVERYONE'],
+                 id='more-users-and-roles'),
+])
+def test_split_user_and_role_names(roles_and_users, exp_users, exp_roles):
+    user_names, role_names = publications.split_user_and_role_names(roles_and_users)
+    assert user_names == exp_users
+    assert role_names == exp_roles