Cognomen อินมั่น (Inman 
, อินมั่น) , all around the world, is a common last name. The surname อินมั่น is habitual in Isle of Man, where it is quite a common surname, the United States, where it is quite a rare surname, and the United Kingdom. Not in comparison with a country's population, the name is most common in the United States, the United Kingdom, and Canada. Very seldom, อินมั่น is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Inman | Australia, Taiwan, Canada, United Kingdom, United States |