Family name Ajahn (阿姜 
, Ajahn 
) , across the world, is a very rare cognomen. The surname Ajahn is habitual in China, where it is an extremely rare surname, the United States, and India. More prevalently, Ajahn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 阿姜 | China |
| Ajahn | Malaysia, Australia, Thailand, United States, India |
|
ajahn amaro British Buddhist monk, GB (b. 1956) |
|