Family name Salah-Ud-Din (Salah-Ud-Din 
) , worldwide, is a rare surname. The surname Salah-Ud-Din is habitual in Pakistan, where it is a rare surname, the United Kingdom, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Salah-Ud-Din is the forename as well as the last name. Parts of the name also exists independently as a last name Salah, and a last name Din.
| VARIANT | COUNTRY |
|---|---|
| Salah-Ud-Din | Germany, United Kingdom, South Africa, United States, Pakistan |
| muhammad salah-ud-din Pakistani wrestler, PK (b. 1948) |
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| ghazi salah-ud-din Afghan field hockey player, AF |
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