diff --git a/zerver/lib/bugdown/__init__.py b/zerver/lib/bugdown/__init__.py
index bd1c9a8941..df013ab44b 100644
--- a/zerver/lib/bugdown/__init__.py
+++ b/zerver/lib/bugdown/__init__.py
@@ -1877,7 +1877,7 @@ def get_email_info(realm_id: int, emails: Set[str]) -> Dict[str, FullNameInfo]:
     }
     return dct
 
-def get_full_name_info(realm_id: int, full_names: Set[str]) -> Dict[str, FullNameInfo]:
+def get_possible_mentions_info(realm_id: int, full_names: Set[str]) -> Dict[str, FullNameInfo]:
     if not full_names:
         return dict()
 
@@ -1916,7 +1916,7 @@ def get_full_name_info(realm_id: int, full_names: Set[str]) -> Dict[str, FullNam
 class MentionData:
     def __init__(self, realm_id: int, content: str) -> None:
         full_names = possible_mentions(content)
-        self.full_name_info = get_full_name_info(realm_id, full_names)
+        self.full_name_info = get_possible_mentions_info(realm_id, full_names)
         self.user_id_info = {
             row['id']: row
             for row in self.full_name_info.values()
diff --git a/zerver/tests/test_bugdown.py b/zerver/tests/test_bugdown.py
index 51373cd6b1..0c651a54d9 100644
--- a/zerver/tests/test_bugdown.py
+++ b/zerver/tests/test_bugdown.py
@@ -176,7 +176,7 @@ class BugdownMiscTest(ZulipTestCase):
         expected_diff = "\u001b[34m-\u001b[0m <p>The \u001b[33mquick brown\u001b[0m fox jumps over the lazy dog.  Animal stories are fun\u001b[31m, yeah\u001b[0m</p>\n\u001b[34m+\u001b[0m <p>The \u001b[33mfast\u001b[0m fox jumps over the lazy dog\u001b[32ms and cats\u001b[0m.  Animal stories are fun</p>\n"
         self.assertEqual(mdiff.diff_strings(str1, str2), expected_diff)
 
-    def test_get_full_name_info(self) -> None:
+    def test_get_possible_mentions_info(self) -> None:
         realm = get_realm('zulip')
 
         def make_user(email: str, full_name: str) -> UserProfile:
@@ -201,7 +201,7 @@ class BugdownMiscTest(ZulipTestCase):
         fred4 = make_user('fred4@example.com', 'Fred Flintstone')
         fred4_key = 'fred flintstone|{}'.format(fred4.id)
 
-        dct = bugdown.get_full_name_info(realm.id, {'Fred Flintstone', 'cordelia LEAR', 'Not A User'})
+        dct = bugdown.get_possible_mentions_info(realm.id, {'Fred Flintstone', 'cordelia LEAR', 'Not A User'})
         self.assertEqual(set(dct.keys()), {'fred flintstone', fred4_key, 'cordelia lear'})
         self.assertEqual(dct['fred flintstone'], dict(
             email='fred2@example.com',