Ansari or Al Ansari is a typically Muslim surname mainly found in the Middle East and South Asia. People with the surname Al-Ansari or Ansari are said to be the descendants of the Ansar tribesmen of Medina. Notable Ansaris include:

A–K

• Abbas Ansari (born 1992), Indian sportsman and shooter
• Abdolreza Ansari (1925–2020), Iranian politician
• Abdulaziz Rashid Al Ansari (born 1992), Qatari footballer
• Abdul Haq Ansari (1931–2012), Indian Islamic philosopher^[1]
• Abdul Qaiyum Ansari (1905–1973), Indian active in the freedom struggle of India
• Abdur Razzaque Ansari, Indian Muslim nationalist, freedom fighter, and a weavers revolution leader
• Afzal Ansari (born 1953), Indian politician
• Akbar Ansari (born 1988), English cricketer of Pakistani descent
• Akram Ansari (born 1954), Pakistani politician
• Ali Ansari (actor) (born 1987), Pakistani actor and musician
• Ali M. Ansari (born 1967), Iranian-British history professor
• Ali Al Ansari, Emirati paralympic athlete
• Allama Mustafa Hussain Ansari, (1945–2006), Kashmiri writer and public speaker
• Amir Ansari (born 1970), American businessman and entrepreneur of Iranian descent
• Anousheh Ansari (born 1966), Iranian-American engineer, businesswoman and entrepreneur
• Asad Ansari, Pakistani-Canadian accused of terrorism
• Aziz Ansari (born 1983), American actor, comedian, writer, producer, and director
• Bushra Ansari, Pakistani television presenter, comedian, singer, actress and playwright
• Doris Ansari, British politician and former chair of Cornwall County Council
• Faheem Ansari, Indian national who was charged with involvement in the 2008 Mumbai attacks
• Fahad Al Ansari (born 1987), Kuwaiti footballer
• Faris Muslim al Ansari (born 1984), Afghan held in Guantanamo
• Iftikhar Hussain Ansari (born 1936-2014) Shia Cleric And Politician
• Imran Raza Ansari (born 1972), Shia Cleric and Politician
• Furkan Ansari (born 1948), Indian politician
• Gholamreza Ansari (born 1956), Iranian politician
• Jaber Ansari (born 1987), Iranian footballer
• Jamshed Ansari (1942–2005), Pakistani film, television and radio actor
• Karim Ansarifard (born 1990), Iranian footballer
• Khalid A. H. Ansari, Indian entrepreneur, journalist
• Khizar Humayun Ansari, British race relations academic

M–Z

• Majid Ansari (born 1954), Iranian cleric and politician
• Master Taj-ud-Din Ansari, Pakistani politician
• Mateen Ansari (1916–1943), Indian soldier in British army
• Maulana Mohammad Abbas Ansari (1936–2022), Shiite Muslim leader in Jammu and Kashmir
• Maulana Masroor Abbas Ansari (born 1975), Shia Religious leader in Jammu and Kashmir
• Mohammed Zaki Ansari (born 1979), Indian Author philosophers
• Mohammad Ansari (disambiguation), a number of people
• Mujib Rahman Ansari (1982–2022), Afghan mullah
• Mukhtar Ansari, Indian gangster turned politician
• Mukhtar Ahmed Ansari (1880–1936), Indian nationalist and political leader^[2][3]
• Mustafa al-Ansari, Saudi accused of terrorism
• Nazenin Ansari, Iranian journalist in exile
• Noushafarin Ansari (born 1939), Indian-born Iranian librarian, educator and manager
• Rais Ansari, Urdu Indian poet
• Sahar Ansari (born 1939), Pakistani Urdu poet, critic and scholar^[4][5]
• Salim Miya Ansari, Nepalese politician
• Saman Ansari (born 1974), Pakistani television actress
• Sarah Ansari, British professor of history
• Sheikh Sadiq Ali Ansari (active 1901), Indian politician
• Siamak Ansari (born 1968), Iranian television actor and director
• Sibakatullah Ansari, Indian politician
• SM Razaullah Ansari (born 1932), Indian physicist
• Zabiuddin Ansari a.k.a. Abu Hamza or Abu Jundal, an Indian national, accused of being involved in 2008 Mumbai attacks
• Zeeshan Ansari (born 1999), Indian cricketer
• Zafar Ansari (born 1991), English cricketer of Pakistani descent
• Zafar Ishaq Ansari (1932–2016), Pakistani scholar of Islamic Studies