Surname Chummer (Chummer 
) , globally, is a very rare last name. The family name Chummer is habitual in New Zealand, where it is a very rare surname, the United Kingdom, where it is an extremely rare surname, and China. Also, Chummer is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chummer | Philippines, New Zealand, United Kingdom, India, China |