| Ghiyath al-Din Mahmud | |
|---|---|
 "Banquet at King Ghiyath al-Din’s Palace". Folio from a manuscript of Nigaristan, Iran, probably Shiraz, dated 1573-74 | |
| Sultan of the Ghurid Empire | |
| Reign | 1206–1212 |
| Predecessor | Mu'izz al-Din Muhammad |
| Successor | Baha al-Din Sam III |
| Born | Ghor |
| Died | 1212 |
| Issue | Baha al-Din Sam III |
| House | Ghurid |
| Father | Ghiyath al-Din Muhammad |
| Religion | Sunni Islam |
Ghiyath al-Din Mahmud (Persian: غیاث الدین محمود), was Sultan of the Ghurid Empire from 1206 to 1212. He was son of Ghiyath al-Din Muhammad the nephew of Muhammad Ghuri whom he succeeded in 1206.