Mohamed Atta ("') (September 1, 1968 - September 11, 2001) was named by the FBI as the head suicide pilot of American Airlines Flight 11, the first plane to crash into the World Trade Center during the September 11, 2001 attacks. Atta is suspected of using numerous aliases during his lifetime, including Mehan Atta, Mohammed Atta, Mohammad El Amir, Mohamed El Sayed, …

Hani Saleh Hanjour, (August 13 1972 - September 11 2001) was one of five men named by the FBI as hijackers of American Airlines flight 77 in the September 11, 2001 Terrorist Attack. The FBI believes that he piloted the plane and crashed it into The Pentagon. Hanjour is largely considered to have been among the most conservative and religiously observant of the hijackers.

Khalid al-Mihdhar (May 16 1975 - September 11 2001) was one of five terrorists named by the FBI as hijackers of American Airlines flight 77, which was crashed into the Pentagon in the September 11, 2001 attacks. He was one of the six participants known as the organizers of the attacks. He has used the aliases Sannan al-Makki, Khalid bin Muhammad, Addallah al-Mihdhar, and Khalid Mohammad al-Saqaf.

Nawaf al-Hazmi was one of five terrorists named by FBI as hijackers of American Airlines flight 77, which was crashed into the Pentagon in the September 11, 2001 attack. His younger brother, Salem al-Hazmi, was another of the 9/11 terrorists and helped hijack the same flight.

Ahmed Salah al-Ghamdi was named by the FBI as one of the hijackers of United Airlines flight 175 as part of the September 11, 2001 Attack. Al-Ghamdi was from the al Bahah province of Saudi Arabia, an isolated and underdeveloped area, and shared the same tribal affiliation with fellow hijackers Saeed al-Ghamdi, Hamza al-Ghamdi, and Ahmed al-Haznawi. This group is noted as being some of the more religiously observant of the hijackers.

Majed Mashaan Moqed was one of five men named by the FBI to be hijackers of American Airlines Flight 77 in the September 11, 2001 Terrorist Attack. His aliases as reported by the FBI included Majed M.GH Moqed and Majed Moqed.

Ziad Samir Jarrah (May 11, 1975 - September 11, 2001), was the hijacker who acted as pilot of United Airlines Flight 93, part of the September 11, 2001 attacks. He is believed to have taken over as the pilot of the aircraft and made an unsuccessful attempt to crash the plane into the U.S. Capitol. There are many variations on his name, including Ziad Samir Al-Jarrah, Zaid Jarrahi, Ziad Jarrah Jarrat, …

Satam M. A. al-Suqami, was one of five men named by the FBI as hijackers of American Airlines Flight 11 in the September 11, 2001 attacks.

Abdulaziz al-Omari was named by the FBI as one of the hijackers of the first plane which was crashed into the World Trade Center in the September 11, 2001 attacks.

Hamza al-Ghamdi was named by the FBI as one of the hijackers of United Airlines Flight 175 as part of the September 11, 2001 Terrorist Attack.

Ahmed Ibrahim al-Haznawi (October 11, 1980 - September 11, 2001) was named by the FBI as one of the hijackers of United Airlines flight 93 as part of the September 11, 2001 Attack.

Salem al-Hazmi, was one of five men named on September 14, 2001 by the FBI as hijackers of American Airlines flight 77 in the September 11, 2001 Terrorist Attack. His older brother, Nawaf al-Hazmi was another of the hijackers.

Waleed M. al-Shehri was named by the FBI as a hijacker of American Airlines Flight 11 from Boston to Los Angeles that crashed into the World Trade Center as part of the September 11, 2001 attacks. His brother, Wail al-Shehri, is also a suspected 9/11 hijacker. The following birthdates have been associated with al-Shehri: September 13, 1974; November 5, 1975, January 1, 1976; March 3, 1976; July 8, 1977; December 20, 1978; and May 11, 1979.

Saeed al-Ghamdi was named by the FBI as one of the hijackers of United Airlines Flight 93 as part of the September 11, 2001 Terrorist Attack. The FBI listed his other aliases as Abdul Rahman Saed Alghamdi; Ali S Alghamdi; Al- Gamdi; Saad M.S. Al Ghamdi; Sadda Al Ghamdi; Saheed Al-Ghamdi; and Seed Al Ghamdi.

Fayez Rashid Ahmed Hassan al-Qadi Banihammad was named by the FBI as one of the hijackers aboard United Airlines Flight 175 in the September 11, 2001 attacks. Both Banihammad and the media would refer to him alternately by any of a number of his names, including Fayez Ahmad, Banihammad Fayez Abu Dhabi Banihammad, Fayez Rashid Ahmed, Rasid Ahmed Hassen Alqadi, Abu Dhabi Banihammad Ahmed Fayez, and others.

Ahmed Abdullah al-Nami (December 13, 1977 - September 11, 2001) was named by the FBI as one of the hijackers of United Airlines flight 93 as part of the September 11, 2001 Terrorist Attack.

Wail al-Shehri was named by the FBI as one of the hijackers of American Airlines Flight 11 from Boston to Los Angeles that crashed into the World Trade Center as part of the September 11, 2001 attacks. His brother, Waleed al-Shehri, is also a suspected 9/11 hijacker.

Marwan Yousef al-Shehhi (May 9 1978 - September 11, 2001) was named by the FBI as the suicide pilot aboard United Airlines flight 175 which crashed into the second World Trade Center tower on September 11 2001. He trained at the Huffman Aviation pilot school with Mohammed Atta. At 23 years of age, he was youngest of the four pilots.

Mohand al-Shehri (July 5, 1979 - September 11, 2001) was named by the FBI as one of the muscle hijackers aboard United Airlines flight 175 in the September 11, 2001 attacks.