diff --git a/requirements.txt b/requirements.txt
index 5be14b161c..fc498f9e39 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,3 +25,4 @@ openpyxl==3.0.*
 Markdown==3.4.*
 bleach==5.0.*
 python-ldap==3.4.*
+pypinyin==0.50.*
diff --git a/seahub/seadoc/apis.py b/seahub/seadoc/apis.py
index 2c40ad8efa..a85b57f707 100644
--- a/seahub/seadoc/apis.py
+++ b/seahub/seadoc/apis.py
@@ -9,6 +9,7 @@ import posixpath
 from urllib.parse import unquote
 import time
 from datetime import datetime, timedelta
+from pypinyin import lazy_pinyin
 
 from rest_framework.response import Response
 from rest_framework.views import APIView
@@ -2849,6 +2850,8 @@ class SdocRelatedUsers(APIView):
         related_users = []
         for email in related_user_emails:
             user_info = get_user_common_info(email)
+            user_name = user_info.get('name', '')
+            user_info['name_pinyin'] = "'".join(lazy_pinyin(user_name)) if user_name else ''
             related_users.append(user_info)
 
         return Response({'related_users': related_users})