diff --git a/django/forms/fields.py b/django/forms/fields.py
index e708ef846e5d4..ecad857f721ed 100644
--- a/django/forms/fields.py
+++ b/django/forms/fields.py
@@ -120,6 +120,7 @@ def __init__(self, required=True, widget=None, label=None, initial=None,
         self.error_messages = messages
 
         self.validators = self.default_validators + validators
+        super(Field, self).__init__()
 
     def prepare_value(self, value):
         return value
diff --git a/docs/releases/1.6.txt b/docs/releases/1.6.txt
index 3e6c3b8bfb523..132ce6823210d 100644
--- a/docs/releases/1.6.txt
+++ b/docs/releases/1.6.txt
@@ -163,6 +163,10 @@ Minor features
 
 * The :djadmin:`diffsettings` comand gained a ``--all`` option.
 
+* :func:`django.forms.fields.Field.__init__` now calls ``super()``, allowing
+  field mixins to implement ``__init__()`` methods that will reliably be
+  called.
+
 Backwards incompatible changes in 1.6
 =====================================
 
diff --git a/tests/forms_tests/tests/fields.py b/tests/forms_tests/tests/fields.py
index 95e14c44349ca..7516de29b479c 100644
--- a/tests/forms_tests/tests/fields.py
+++ b/tests/forms_tests/tests/fields.py
@@ -63,6 +63,20 @@ def test_field_sets_widget_is_required(self):
         self.assertTrue(Field(required=True).widget.is_required)
         self.assertFalse(Field(required=False).widget.is_required)
 
+    def test_cooperative_multiple_inheritance(self):
+        class A(object):
+            def __init__(self):
+                self.class_a_var = True
+                super(A, self).__init__()
+
+
+        class ComplexField(Field, A):
+            def __init__(self):
+                super(ComplexField, self).__init__()
+
+        f = ComplexField()
+        self.assertTrue(f.class_a_var)
+
     # CharField ###################################################################
 
     def test_charfield_1(self):