Ronald Antonio O'Sullivan OBE (born 5 December 1975) is an English professional snooker player. Widely recognised as one of the most talented and accomplished
sport of snooker has utilised a worldrankings system since 1975, used to seed players on the WorldSnooker Tour for tournaments. Originally rankings were
May 2022. "Rankings – O'Sullivan At The Summit". WorldSnooker. 3 May 2022. Archived from the original on 3 May 2022. Retrieved 3 May 2022. "Ronnie O'Sullivan: