Surname 長安 (長安 
) , around the world, is a very rare last name. The last name 長安 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 長安 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 長安 | China |
| 長安智子 JP (b. 1980) |
|