Khalid bin Abdulaziz Al Saud (13 February 1913 13 June 1982) was King and Prime Minister of Saudi Arabia from 25 March 1975 until his death in 1982.

Khalid Sheikh Mohammed (sometimes also spelled Shaykh; also known by at least 50 pseudonyms; born 14 April 1965), often known by his initials KSM, is a Pakistani terrorist, mechanical engineer and the former Head of Propaganda for the pan-Islamist militant group al-Qaeda.

Abdul Khalid bin Ibrahim (14 December 1946 – 31 July 2022) was a Malaysian politician who served as the 14th Menteri Besar of Selangor from 2008 to 2014.

Khalid ibn al-Walid ibn al-Mughira al-Makhzumi (died 642) was a 7th-century Arab military commander.

an international airport located about north of Riyadh, Saudi Arabia, designed by the architectural firm HOK.

(born 28 February 1991) a Saudi Arabian man, who in August 2013 was found to be the heaviest living person, and the second-heaviest person in recorded history at , behind Jon Brower Minnoch.

Khalid Saeed Batarfi (1978 to 1980 – March 2024), also known as Abū al-Miqdād al-Kindī,Fighting Back: What Governments Can Do About Terrorism edited by Paul Shemella was a Saudi Arabian militant and the emir of al-Qaeda in the Arabian Peninsula.

Khalid Muhammad Abdallah al-Mihdhar (also transliterated as AL Mihdhar; May 16, 1975 – September 11, 2001) was a Saudi terrorist hijacker.