Family name Gathan (Gathan 
) , around the world, is a rare cognomen. The family name Gathan is characteristic of Singapore, where it is a rare surname, Indonesia, and India, where it is an extremely rare surname. Also, Gathan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gathan | Singapore, Philippines, India, United States, Indonesia |