Khalid Mahmood (also spelled Mahmud) may refer to:
- Khalid Mahmud (1925–2020), Islamic scholar and justice of the Supreme Court of Pakistan
- Khaled Mahmud (born 1971), Bangladeshi cricketer
- Khalid Mahmood (field hockey) (born 1941), Pakistani field hockey player
- Khalid Mahmood (Norwegian politician) (born 1959)
- Khalid Mahmood (British politician) (born 1961)
- Khalid Mahmood (athlete), Pakistani Paralympic athlete
- Khalid Mahmood (cricketer), Pakistani cricketer
- Khalid Mahmood (umpire), Pakistani cricket umpire
- Khalid Mahmood (Emir of Jamaat-e-Islami Kashmir)
- Khalid Mahmood (civil servant), Pakistani civil servant