The Class of '92 is a group of three professional snooker players: Ronnie O'Sullivan from England, John Higgins from Scotland, and Mark Williams from Wales. All three were born in 1975, on 21 March, on 18 May, and on 5 December. They all turned professional during the 1992âÂÂ93 snooker season and have become known for their collective dominance of the sportâÂÂwhich includes a combined 101 ranking titles, 39 Triple Crown titles, 14 world titles, over 3,000 century breaks, and 33 maximum breaksâÂÂas well as their longevity as players. O'Sullivan has compared the Class of '92 to the Big Three of Novak Djokovic, Roger Federer, and Rafael Nadal in men's singles tennis.
The Class of '92 has collectively won 101 ranking titles, of which O'Sullivan has won 41, Higgins 33, and Williams 27. All three players have won each Triple Crown event multiple times, for a combined total of 39 Triple Crown titles. They have won a combined 14 world titles, three by Williams, in 2000, 2003, and 2018; four by Higgins, in 1998, 2007, 2009, and 2011; and a seven by O'Sullivan, in 2001, 2004, 2008, 2012, 2013, 2020, and 2022. As of the 2025 World Championship, they have made a combined total of 91 appearances at the event's main stage at the Crucible, with O'Sullivan having featured 33 times, Higgins 31 times, and Williams 27 times. All three players have reached the World Championship semi-finals on three occasions: in 1998 (with Ken Doherty), in 1999 (with Stephen Hendry), and in 2022 (with Judd Trump); additionally, all three have reached the World Championship quarter-finals on two more occasions, in 2011 and 2025. At least one member of the Class of '92 has featured in 19 of the 28 World Snooker Championship finals contested between 1998 and 2025.
As of October 2025, the Class of '92 has collectively compiled over 3,000 century breaks in professional competition. O'Sullivan passed the 1,300 threshold on 16 August 2025, Higgins passed the 1,000 threshold on 19 September 2024, and Williams passed the 600 threshold on 21 September 2023. These include 33 officially recognised maximum breaks, of which O'Sullivan has made 17, Higgins 13, and Williams 3. From the time Higgins first became world number one in May 1998 until the end of the 2023âÂÂ24 snooker season, the Class of '92 players held the top ranking spot for a cumulative out of a total days.
Known for their longevity in the sport, the Class of '92 players have continued to win titles and set records into their 50s. At the end of the 2021âÂÂ22 snooker season, marking the end of 30 seasons on the professional tour, all three players were ranked within the top eight in the world. At the end of the 2024âÂÂ25 seasonâÂÂin the same year the members of the Class of '92 all turned 50âÂÂall three were ranked in the top five.
As of May 2025, O'Sullivan is the oldest winner of all three Triple Crown events, having won his seventh world title in 2022, aged ; his eighth UK Championship title in 2023, aged ; and his eighth Masters title in 2024, aged . He is the oldest player to have made a maximum break in professional competition, having made his 16th and 17th maximums in his semi-final match at the 2025 Saudi Arabia Snooker Masters, aged . He subsequently made the highest break in professional snooker history, a <dfn>16-red clearance</dfn> of 153, in his quarter-final match against Ryan Day at the 2026 World Open. It was only the second time that a break exceeding 147 had been made in professional competition, following the 148 by Jamie Burnett in the qualifying rounds of the 2004 UK Championship. O'Sullivan holds the record for the most appearances in the final stages of the World Championship at the Crucible, with 33 as of the 2025 event. At the 2024 Tour Championship, he and Williams set a record for the highest combined age (97) in any ranking snooker final.
At the 2025 World Snooker Championship, Williams became the oldest player to contest a World Championship final. Aged , he broke the record previously held by Ray Reardon, who had been old when he competed in the final of the 1982 event. At the 2025 Xi'an Grand Prix, at the age of , Williams surpassed Reardon as the oldest player to win any ranking tournament. Reardon had been old when he won the 1982 Professional Players Tournament.
Higgins holds the record for the longest uninterrupted tenure in the top 16 of the world rankings, at over 29 years; he first entered the top 16 in the 1995âÂÂ96 snooker world rankings and remained a player continuously until the conclusion of the 2024 English Open, a period spanning 10,738 days. He also holds the record for the longest interval between a player's first and most recent ranking title, having won the 2025 Tour Championship after his maiden ranking title at the 1994 Grand Prix. At the 2026 Masters, aged , he became the oldest finalist in any Triple Crown tournament, surpassing Ray Reardon, who had been old when he played in the 1983 Masters final. At the 2026 Players Championship, at the age of , Higgins became the second-oldest finalist at any ranking tournament, surpassed only by Rex Williams, who was aged when he lost 6âÂÂ10 to Jimmy White in the final of the 1986 Grand Prix. Higgins has made 31 Crucible appearances, placing him in second place after O'Sullivan.
All three players were honoured by Queen Elizabeth II for their services to snooker. Williams received an MBE in 2004, Higgins received an MBE in 2009, and O'Sullivan received an OBE in 2016. All three have been inducted into the World Snooker Tour Hall of Fame.
The three players have won a total of 101 ranking events to date, O'Sullivan having won 41, Higgins 33, and Williams 27. They have also achieved 39 Triple Crown wins between them, O'Sullivan having won 23, Higgins 9, and Williams 7.