diff --git a/dcentity/matching/management/base/matching.py b/dcentity/matching/management/base/matching.py
index 4263fe59..493cf850 100644
--- a/dcentity/matching/management/base/matching.py
+++ b/dcentity/matching/management/base/matching.py
@@ -186,9 +186,10 @@ def do_after_insert(self, subject, match, confidence):
         ('Andrew', 'Andy', 'Drew'),
         ('Antonio', 'Anthony', 'Tony', 'Anton'),
         ('Barbara', 'Barb'),
+        ('Benjamin', 'Ben'),
         ('Bernard', 'Bernie'),
         ('Calvin', 'Cal'),
-        ('Charles', 'Chas', 'Chuck', 'Chucky'),
+        ('Charles', 'Chas', 'Chuck', 'Chucky', 'Charlie'),
         ('Christine', 'Christina', 'Chris'),
         ('Christopher', 'Chris'),
         ('Daniel', 'Dan', 'Danny'),
@@ -209,17 +210,20 @@ def do_after_insert(self, subject, match, confidence):
         ('Jerome', 'Jerry'),
         ('John', 'Jon', 'Johnny', 'Jack'),
         ('Joseph', 'Joe'),
+        ('Judith', 'Judy'),
         ('Katherine', 'Kathy'),
         ('Catherine', 'Kathy'),
         ('Kathleen', 'Kathy'),
         ('Kenneth', 'Ken', 'Kenny'),
         ('Lawrence', 'Laurence', 'Larry'),
         ('Lewis', 'Louis', 'Lou'),
+        ('Matthew', 'Matt'),
         ('Martin', 'Marty'),
         ('Melvin', 'Melvyn' ,'Mel'),
         ('Mervyn', 'Merv'),
         ('Michael', 'Mike'),
         ('Mitchell', 'Mitch'),
+        ('Nicholas', 'Nick'),
         ('Patricia', 'Pat', 'Patty', 'Pati'),
         ('Patrick', 'Pat'),
         ('Peter', 'Pete'),