(Arabic: عبد الظاهر ) Abdul Zahir may refer to:
- Abdul Zahir (Afghan Prime Minister) (1910 - 1983), Prime Minister of Afghanistan 1971-1972
- Abdul Zahir (Guantanamo detainee 753) (born 1972), Afghan, tenth Guantanamo captive to face charges
- Abdel-Zaher El-Saqua (born 1974), Egyptian footballer
- Abdul Zahir (Konar Education Minister), Education Minister for Konar Province, Afghanistan, 2008
- Mohamed Abduz Zaher, Bangladeshi geologist, discoverer of Zaherite