Notable inmates

Olive Wharry (29 September 1886 – 2 October 1947) was an English artist, arsonist and suffragette, who in 1913 was imprisoned with Lilian Lenton for burning down the tea pavilion at Kew Gardens.

Olivier Eugène Prosper Charles Messiaen (UK: , US: ; French: [ɔlivje øʒɛn pʁɔspɛʁ ʃaʁl mɛsjɑ̃]; 10 December 1908 – 27 April 1992) was a French composer, organist, and ornithologist.

Olivier Vandecasteele is an experienced Belgian humanitarian aid worker who was arbitrarily arrested and taken state hostage in Iran on 24 February 2022.

Omar Hamzayavich Abdulayev, also known as Muhammadi Davlatov, (born October 11, 1978) is a citizen of Tajikistan who was held in extrajudicial detention in the United States's Guantanamo Bay detention camps in Cuba.

Omar al-Faruq (Arabic: عمر الفاروق; 1969 – 25 September 2006), also spelled or al-Farouq or al-Farooq, born Mahmoud Ahmad Mohammed Ahmad, was an Islamic militant with high-profile connections with Al-Qaeda and Jemaah Islamiyah in Southeast Asia, particularly the Philippines and Indonesia.

Omar Alshogre (Arabic: عمر الشغري) is a Syrian refugee, public speaker, and human rights activist.

Omar Amer Deghayes (born 28 November 1969) (Arabic: عمر عامر الدغيس) is a Libyan citizen who had legal residency status with surviving members of his family in the United Kingdom since childhood.

Omar Ahmed Said Khadr (Arabic: عمر أحمد سعيد خضر, romanized: ʻUmar Aḥmad Saʻīd Khiḍr; born September 19, 1986) is a Canadian who, at the age of 15, was detained by the United States at Guantanamo Bay for ten years, during which he pleaded guilty to the murder of U.S.

Omar Lorméndez Pitalúa (born 18 January 1972) is a Mexican suspected drug lord and high-ranking member of Los Zetas, a criminal group based in Tamaulipas, Mexico.

Omar Radi (Arabic: عمر الراضي) is a Moroccan investigative journalist and human rights activist.