diff --git a/oslo_config/cfg.py b/oslo_config/cfg.py
index 0070dbd8..cbdcdfae 100644
--- a/oslo_config/cfg.py
+++ b/oslo_config/cfg.py
@@ -1829,6 +1829,9 @@ class OptGroup(object):
         """Clear this group's option parsing state."""
         self._argparse_group = None
 
+    def __str__(self):
+        return self.name
+
 
 class ParseError(iniparser.ParseError):
     def __init__(self, msg, lineno, line, filename):
diff --git a/oslo_config/tests/test_cfg.py b/oslo_config/tests/test_cfg.py
index 9c3767b3..67d9c434 100644
--- a/oslo_config/tests/test_cfg.py
+++ b/oslo_config/tests/test_cfg.py
@@ -2235,6 +2235,7 @@ class OptGroupsTestCase(BaseTestCase):
         self.assertTrue(hasattr(self.conf, 'blaa'))
         self.assertTrue(hasattr(self.conf.blaa, 'foo'))
         self.assertEqual('bar', self.conf.blaa.foo)
+        self.assertEqual('blaa', str(blaa_group))
 
     def test_autocreate_group_by_name(self):
         self.conf.register_cli_opt(cfg.StrOpt('foo'), group='blaa')