diff --git a/src/sage/rings/qqbar.py b/src/sage/rings/qqbar.py
index bd222aacc0a..2160d34a3e9 100644
--- a/src/sage/rings/qqbar.py
+++ b/src/sage/rings/qqbar.py
@@ -3289,6 +3289,17 @@ def is_square(self):
         else:
             return True
 
+    def is_integer(self):
+        """Return True if this number is a integer
+
+        EXAMPLES::
+            sage: QQbar(2).is_integer()
+            True
+            sage: QQbar(1/2).is_integer()
+            False
+        """
+        return self in ZZ
+
     def sqrt(self, all=False, extend=True):
         """
         Return the square root(s) of this number.