Mustafa Kamel Mustafa, also known as Abu Hamza al-Masri, or simply Abu Hamza, is an Egyptian cleric who was the imam of Finsbury Park Mosque in London, where he preached Islamic fundamentalist views.
Abdullah el-Faisal is a Jamaican Muslim cleric who preached in the United Kingdom until he was convicted of stirring up racial hatred and urging his followers to murder Jews, Hindus, Christians, Americans and other "unbelievers".
Abu Bakar Ba'asyir also known as Abu Bakar Bashir, Abdus Somad, and Ustad Abu is an Indonesian Muslim cleric and leader of Jamaah Ansharut Tauhid.
Islamic terrorism refers to terrorist acts carried out by fundamentalist militant Islamists and Islamic extremists.
Omar Bakri Muhammad is a Syrian Islamist militant leader born in Aleppo. He was instrumental in developing Hizb ut-Tahrir in the United Kingdom before leaving the group and heading to another Islamist organisation, Al-Muhajiroun, until its disbandment in 2004.
Al-Muhajiroun is a proscribed terrorist network based in Saudi Arabia and active for many years in the United Kingdom. The founder of the group was Omar Bakri Muhammad, a Syrian who previously belonged to Hizb ut-Tahrir; he was not permitted to re-enter Britain after 2005. According to The Times, the organisation has been linked to international terrorism, homophobia, and antisemitism. The group became notorious for its September 2002 conference "The Magnificent 19", praising the September 11, 2001 attacks. The network mutates periodically so as to evade the law; it operates under many different aliases.
Anjem Choudary is a British Islamist who has been described as "the face" of militant Islamism or the "best known" Islamic extremist in Britain. He was sentenced to life imprisonment in 2024 after being found guilty of directing a terror organisation.
Zakir Abdul Karim Naik is an Indian Islamic public orator who focuses on comparative religion.
The Saved Sect, formerly and more generally known as The Saviour Sect, is an Islamist organization that operated in the United Kingdom from its formation in November 2005 until the British government proscribed it on 17 July 2006. It is widely believed, along with Al Ghurabaa, to be the reformed Al-Muhajiroun, which Omar Bakri Muhammad disbanded in 2004. It is believed that Omar Bakri today still heads this organisation.
Germaine Maurice Lindsay, also known as Abdullah Shaheed Jamal, was a British terrorist who acted as one of the four Islamist suicide bombers who detonated bombs on three trains on the London Underground and a bus in central London during the 7 July 2005 London bombings, killing 52 people plus themselves, and injuring more than 700. Lindsay detonated the bomb that killed himself and 26 other people on a train travelling on the Piccadilly line between King's Cross St Pancras and Russell Square tube stations.
Al Ghurabaa is a Muslim organization based in United Kingdom which, along with The Saviour Sect, Islam4UK and others, is widely believed to be the reformed Al-Muhajiroun after it disbanded in 2004 by order of Omar Bakri Muhammad. Other members include Abu Izzadeen and Abu Uzair.
The 2006 Islamist demonstration outside the Embassy of Denmark in London took place on 3 February 2006, in response to controversy surrounding the publication of editorial cartoons depicting the Islamic prophet Muhammad in the Danish newspaper Jyllands-Posten on 30 September 2005. The extremist UK-based Islamist groups al Ghurabaa and The Saviour Sect staged a controversial protest march from London Central Mosque near Marylebone Station to the Danish Embassy near Knightsbridge Underground station.
Abu Izzadeen is a British spokesman for Al Ghurabaa, a British Muslim organisation banned under the Terrorism Act 2006 for the glorification of terrorism. He was convicted on charges of terrorist fund-raising and inciting terrorism overseas on 17 April 2008 and sentenced to four and a half years in jail. He was released in May 2009, after serving three and a half years, including time on remand. In January 2016, he was sentenced to two years imprisonment for breaching the Terrorism Act by leaving the UK illegally.
Anwar Nasser Abdulla al-Awlaki was an American-Yemeni lecturer and jihadist who was killed in 2011 in Yemen by a U.S. government drone strike ordered by President Barack Obama. Al-Awlaki became the first U.S. citizen to be targeted and killed by a drone strike from the U.S. government. U.S. government officials have stated that al-Awlaki was a key organizer for the Islamist militant group al-Qaeda.
Abu Usamah at-Thahabi is an Imam at Green Lane Masjid in Birmingham, England.
Feiz Mohammad is an Australian Muslim preacher.
Dirty Kuffar is an Islamic extremist 2004 Jihad Islamist extremist rap video produced by Muslim British rappers Sheikh Terra and the Soul Salah Crew.
Hassan Butt is a British Pakistani former spokesman of the radical Islamic group al-Muhajiroun who now calls on Muslims to "renounce terror".
Khalid Kelly, born Terence Edward Kelly, also known as Abu Osama Al-Irlandi and Taliban Terry was an Irish Muslim convert and at one time the leader of Al-Muhajiroun in Ireland.
Anwar al-Awlaki was an American-Yemeni cleric killed in late 2011, who was identified in 2009 by the United States Federal Bureau of Investigation (FBI) as a known, important "senior recruiter for al Qaeda", and a spiritual motivator.
