Ghiyath
Ghiyath is a family name for the following people:
- Jitzchaq ibn Ghiyath (1038-1089), Jewish Bible commentator and philosopher
- Ghiyas-ud-din Tughluq Shah I († 1325), founder of the Turkish Tughluq dynasty in the Sultanate of Delhi
- Ghiyath ad-Din Jamschid bin Masʿud bin Muhammad al-Kaschi (around 1380–1429) Persian physician, mathematician and astronomer