diff --git a/django/template/defaultfilters.py b/django/template/defaultfilters.py
index a1b08e0921..b18b41c293 100644
--- a/django/template/defaultfilters.py
+++ b/django/template/defaultfilters.py
@@ -223,9 +223,9 @@ def stringformat(value, arg):
     See https://docs.python.org/3/library/stdtypes.html#printf-style-string-formatting
     for documentation of Python string formatting.
     """
+    if isinstance(value, tuple):
+        value = str(value)
     try:
-        if isinstance(value, tuple):
-            return ('%' + str(arg)) % str(value)
         return ("%" + str(arg)) % value
     except (ValueError, TypeError):
         return ""
diff --git a/docs/releases/1.11.5.txt b/docs/releases/1.11.5.txt
index 556cc73793..e7c6c91a5d 100644
--- a/docs/releases/1.11.5.txt
+++ b/docs/releases/1.11.5.txt
@@ -13,3 +13,5 @@ Bugfixes
   in GEOS 3.6.2) (:ticket:`28441`).
 
 * Fixed test database creation with ``cx_Oracle`` 6 (:ticket:`28498`).
+
+* Fixed select widget rendering when option values are tuples (:ticket:`28502`).
diff --git a/tests/template_tests/filter_tests/test_stringformat.py b/tests/template_tests/filter_tests/test_stringformat.py
index 8efa5e0599..62ee19aef8 100644
--- a/tests/template_tests/filter_tests/test_stringformat.py
+++ b/tests/template_tests/filter_tests/test_stringformat.py
@@ -39,3 +39,4 @@ class FunctionTests(SimpleTestCase):
         self.assertEqual(stringformat(1, 'z'), '')
         self.assertEqual(stringformat(object(), 'd'), '')
         self.assertEqual(stringformat(None, 'd'), '')
+        self.assertEqual(stringformat((1, 2, 3), 'd'), '')