Cognomen Chaefer (Chaefer 
) , throughout the world, is a very rare surname. The last name Chaefer is characteristic of Australia, where it is a very rare surname, France, where it is an extremely rare surname, and Brazil. In absolute terms, it most frequently occurs in China, Brazil, and Australia. Likewise, Chaefer is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chaefer | Australia, France, Brazil, United States, China |