Surname Koffigan (Koffigan 
) , around the world, is an extremely rare family name. The cognomen Koffigan is habitual in France, where it is a very rare surname, and the United States, where it is an extremely rare surname. Also, Koffigan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Koffigan | United States, France |