diff --git a/tailbone/grids/filters.py b/tailbone/grids/filters.py
index e136aa21..3f23196d 100644
--- a/tailbone/grids/filters.py
+++ b/tailbone/grids/filters.py
@@ -138,6 +138,7 @@ class GridFilter(object):
         'is_not_null':          "is not null",
         'is_true':              "is true",
         'is_false':             "is false",
+        'is_false_null':        "is false or null",
         'contains':             "contains",
         'does_not_contain':     "does not contain",
         'is_me':                "is me",
@@ -145,7 +146,7 @@ class GridFilter(object):
     }
 
     valueless_verbs = ['is_any', 'is_null', 'is_not_null', 'is_true', 'is_false',
-                       'is_me', 'is_not_me']
+                       'is_false_null', 'is_me', 'is_not_me']
 
     value_renderer_factory = DefaultValueRenderer
     data_type = 'string'        # default, but will be set from value renderer
@@ -548,7 +549,16 @@ class AlchemyNullableBooleanFilter(AlchemyBooleanFilter):
     """
     Boolean filter for SQLAlchemy which is NULL-aware.
     """
-    default_verbs = ['is_true', 'is_false', 'is_null', 'is_not_null', 'is_any']
+    default_verbs = ['is_true', 'is_false', 'is_false_null',
+                     'is_null', 'is_not_null', 'is_any']
+
+    def filter_is_false_null(self, query, value):
+        """
+        Filter data with an "is false or null" query.  Note that this filter
+        does not use the value for anything.
+        """
+        return query.filter(sa.or_(self.column == False,
+                                   self.column == None))
 
 
 class AlchemyDateFilter(AlchemyGridFilter):