Ahmed bin Abdullah al-Nami was a Saudi terrorist hijacker. He was one of the four hijackers of United Airlines Flight 93, which was crashed into a field in Stonycreek Township, Pennsylvania, following a passenger revolt, as part of the 11 September attacks.
Ahmed Ibrahim al-Haznawi al-Ghamdi was a Saudi terrorist hijacker. He was one of the four hijackers of United Airlines Flight 93, which was crashed into a field in Stonycreek Township, Pennsylvania, following a passenger revolt, as part of the September 11 attacks.
Khalid Muhammad Abdallah al-Mihdhar was a Saudi terrorist hijacker. He was one of the five hijackers of American Airlines Flight 77, which was flown into the Pentagon as part of the 11 September attacks.
Majed Mashaan Ghanem Moqed was a Saudi terrorist hijacker who was one of five hijackers of American Airlines Flight 77 as part of the 11 September attacks in 2001.
Nawaf Muhammed Salin al-Hazmi was a Saudi terrorist hijacker who was one of five hijackers of American Airlines Flight 77, which they crashed into the Pentagon as part of the September 11 attacks.
The aircraft hijackers in the September 11 attacks were 19 men affiliated with jihadist organization al-Qaeda. They hailed from four countries; 15 of them were citizens of Saudi Arabia, two were from the United Arab Emirates, one was from Egypt, and one from Lebanon. To carry out the attacks, the hijackers were organized into four teams each led by a pilot-trained hijacker who would commandeer the flight with three or four "muscle hijackers" who were trained to help subdue the pilots, passengers, and crew. Each team was assigned to a different flight and given a unique target to crash their respective planes into. Mohamed Atta was the assigned ringleader over all 4 groups.
Saeed Abdullah Ali Sulayman al-Ghamdi was a Saudi terrorist hijacker. He was one of four terrorist hijackers of United Airlines Flight 93 as part of the 11 September attacks. Despite his name, he was not related to the brothers Hamza al-Ghamdi or Ahmed al-Ghamdi who were part of the team that hijacked United Airlines Flight 175.
Ramzi Mohammed Abdullah bin al-Shibh is a Yemeni citizen currently being held by the U.S. as an enemy combatant detainee at Guantanamo Bay in Cuba. He is accused of being a "key facilitator for the September 11 attacks" in 2001 in the United States.
Khalid Sheikh Mohammed, often known by his initials KSM, is a Pakistani terrorist, mechanical engineer and the former Head of Propaganda for al-Qaeda. He is currently held by the United States at the Guantanamo Bay detention camp under terrorism-related charges. He was named as "the principal architect of the 9/11 attacks" in the 2004 9/11 Commission Report.
Fayez Rashid Ahmed Hassan al-Qadi Banihammad, commonly known as Fayez Banihammad, was an Emirati terrorist who was one of five hijackers of United Airlines Flight 175, which crashed into the South Tower of the World Trade Center as part of the September 11 attacks in 2001.
Walid Muhammad Salih bin Mubarak bin Attash is a Yemeni prisoner held at the United States' Guantanamo Bay detention camp under terrorism-related charges and is suspected of playing a key role in the early stages of the 9/11 attacks. The Office of the Director of National Intelligence has described him as a "scion of a terrorist family". American prosecutors at the Guantanamo military commissions allege that he helped in the preparation of the 1998 East Africa Embassy bombings and the USS Cole bombing and acted as a bodyguard to Osama bin Laden, gaining himself the reputation of an "errand boy". He is formally charged with selecting and helping to train several of the hijackers of the September 11 attacks. On 31 July 2024, Attash agreed to plead guilty to avoid the death penalty. His plea deal was revoked by Secretary of Defense Lloyd Austin two days later.
Abderraouf bin Habib bin Yousef Jdey is a Canadian citizen, who was found swearing to die as a shaheed (martyr) on a series of videotapes found in the rubble of Mohammed Atef's house in Afghanistan in 2002.
Omar al-Bayoumi is a Saudi national linked to two of the 9/11 hijackers in the United States, though he says he simply befriended the pair rather than ran them as agents. Files of the U.S. FBI dating to before the attacks demonstrate that he was a Saudi Arabian intelligence agent. An FBI report declassified in September 2021 lays out evidence that al-Bayoumi had links to known terrorists, provided significant support to 9/11 hijackers Nawaf al-Hazmi and Khalid al-Mihdhar upon their arrival in the U.S., and communicated with a key logistics facilitator for Osama bin Laden, each time immediately following significant logistics support to Hazmi and Mihdhar. An FBI report declassified in March 2022 lays out evidence that "there is a 50/50 chance [al-Bayoumi] had advanced knowledge the 9/11 attacks were to occur." from the two Islamists he befriended that were involved in plotting 9/11. al-Bayoumi also helped the Islamists find housing in San Diego.
Wail Mohammed al-Shehri was a Saudi terrorist hijacker. He was one of five hijackers of American Airlines Flight 11, which was flown into the North Tower of the World Trade Center as part of the 11 September attacks in 2001.
On September 11, 2001, 19 al-Qaeda terrorists took control of four commercial aircraft and used them as suicide weapons in a series of four coordinated acts of terrorism to strike the World Trade Center in New York City, The Pentagon in Arlington County, Virginia, and an additional target in Washington, D.C. Two aircraft hit the World Trade Center while the third hit the Pentagon. A fourth plane did not arrive at its target, but crashed into a field in Pennsylvania after a passenger revolt. The intended target is believed to have been the United States Capitol. As a result, 2,977 victims were killed, making it the deadliest foreign attack on U.S. soil, exceeding Japan's surprise attack on Pearl Harbor in Honolulu, Hawaii, on December 7, 1941, which killed 2,335 members of the United States Armed Forces and 68 civilians. The effort was carefully planned by al-Qaeda, which sent 19 terrorists to take over Boeing 757 and Boeing 767 aircraft, operated by American Airlines and United Airlines.
Zacarias Moussaoui is a French member of al-Qaeda who pleaded guilty in a U.S. federal court to conspiring to kill citizens of the United States as part of the 9/11 attacks. He is serving life imprisonment without the possibility of parole at the Federal ADX Supermax prison in Florence, Colorado. Moussaoui is the only person ever convicted in a U.S. court in connection with the September 11 attacks.
Ali Abd al-Rahman al-Faqasi al-Ghamdi is a citizen of Saudi Arabia who has been identified as a jihadist. The BBC News reported his name was "Ali Abdul Rahman al-Ghamdi", CNN reported his name was "Ali Abd al-Rahman al-Faqasi al-Ghamdi". They report Saudi Arabia had named him on a list of most wanted Saudi terrorism suspects. There are three individuals named some variation of al Ghamdi on the Saudi most wanted list: Ali A. Al-Ghamdi, Hani S. Al-Ghamdi and Bandar A. Al-Ghamdi.
At around 9:30 pm on September 11, 2001, George Tenet, director of the Central Intelligence Agency (CIA), told President George W. Bush and U.S. senior officials that the CIA's Counterterrorism Center had determined that Osama bin Laden and al-Qaeda were responsible for the September 11 attacks. Two weeks after the terrorist attacks on September 11, 2001, the Federal Bureau of Investigation connected the hijackers to al-Qaeda, a militant Salafist Islamist multi-national organization. In a number of video, audio, interview and printed statements, senior members of al-Qaeda have also asserted responsibility for organizing the September 11 attacks.
Ahmed Salah Sa'id al-Ghamdi was a Saudi terrorist hijacker. He was one of five hijackers of United Airlines Flight 175 as part of the 11 September attacks.
Since the September 11 attacks in the United States in 2001, allegations of Saudi government involvement in the attacks have been made, with Saudi Arabia regularly denying such claims.
