Surname Longtime (Longtime 
) , around the globe, is a very rare cognomen. The family name Longtime is characteristic of Myanmar, where it is a very rare surname, Australia, and Thailand, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Myanmar, Australia, and the United States. Much less frequently, Longtime is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Longtime | South Africa, Australia, Thailand, United States, Myanmar |