Last name Alauddeen (Alauddeen 
) , worldwide, is a very rare surname. The family name Alauddeen is habitual in Saudi Arabia, where it is a rare surname, Nigeria, where it is an extremely rare surname, and India. More frequently, Alauddeen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Alauddeen | Saudi Arabia, Nigeria, Thailand, United States, India |