| Wajih ad-Din Mas'ud | |
|---|---|
| King | |
| Reign | 1338-1343 |
| Predecessor | Abd al-Razzaq ibn Fazlulla |
| Successor | Muhammad Aytimur |
| Died | 1344 |
| Dynasty | Sarbadars |
| Father | Fadlulla Bashtini |
| Religion | Shia Islam |
Wajih ad-Din Mas'ud (died 1344) was the leader of the Sarbadars of Sabzewar from 1338-1343 until his death. Under his rule, the Sarbadar state developed its characteristic dual nature as both a secular and radical Shi'i state.