al-hakim
- n an Ismaili caliph of Egypt who declared himself an incarnation of God and founded the Druze religious sect (985-1021)
al-hasan ibn al-haytham
- n an Egyptian polymath (born in Iraq) whose research in geometry and optics was influential into the 17th century; established experiments as the norm of proof in physics (died in 1040)
al-haytham
- n an Egyptian polymath (born in Iraq) whose research in geometry and optics was influential into the 17th century; established experiments as the norm of proof in physics (died in 1040)