The official ranking system for professional players in snooker is the world snooker rankings. These rankings determine who is eligible to participate in World Snooker Tour tournaments. The rankings are maintained by the World Professional Billiards and Snooker Association. The rankings provide players with an indication of their rank and also provide statistics on the sport.
Judd Trump
Judd Trump is currently ranked among the top 10 in the world snooker rankings. He is well known for his stunning breaks and his dominance in the sport. He has won 23 ranking title, including the global championship. At only 33 years of age, he is still young and could continue to be a top player in the sport for at least ten more years. However, his age combined with the grind of the tour might wear him down.
Mark Selby
Mark Selby, an Englishman who is considered to be one of the greatest players in the world, is a great example. He is an English Under-15 champion, and a recent World Snooker Championship champ. He is also an avid pool player. He was the 2006 WEPF 8-ball pool champion, and was also a finalist for the 2015 Chinese Pool World Championship. Selby is originally from Leicester in England. He was coached by Malcolm Thorne, the brother of the legendary snooker player Willie Thorne.
Ronnie O'Sullivan
Ronnie O'Sullivan spent 280 weeks at top of world snooker rankings. After reaching the semi-finals at the Tour Championship, his latest move saw him surpass Mark Selby in the rankings. The Scot was ranked world number one for the first time in May 2002. He has since won 31 ranking titles. His achievements include six World Championship titles and five UK Championships.
Mark Williams
Mark Williams is the current number 10, and one of the top snooker players worldwide. In 1995, the Welshman broke into the top snooker players in the world when he won the Benson & Hedges Masters. The latter title was won by him with a respotted Black in the final. He was also the fourth player to win all three ranking tournaments in 1998.
Graeme Dott
Graeme Dott has won two ranking titles and reached the final of the China Open in 2010. His form has been inconsistent ever since. He has also been diagnosed with depression and has publicly discussed his struggle with it. The Australian has a poor ranking in the world rankings of snooker, but he has a great record at home.
Dott's career
Graeme Dott began his professional career in 1994 and has steadily climbed the ranks of world snooker. He made it to the top 16 in 2001, and he remained there until 2009. He reached the quarter-finals of the Welsh Open in 1996 and the World Championship in 1997, finishing second in the 1999 Scottish Open and the 2001 British Open. He also finished second at the 2004 World Championship and the 2005 Malta Cup. In 1999, he made his first competitive break of 147 at the British Open.
Dott's ranking
Dott's rank in the world rankings of snooker has fluctuated throughout the years. Six times, he has made it to the top 16. He was number two in the 2007/8 season. Dott's ranking has dropped since then.
Mark Williams' ranking
The world snooker ranking of Mark Williams has steadily increased over the past few decades. He has won numerous tournaments, including the Players Championship Grand Finals in 2000. Ronnie O'Sullivan was also defeated in the final. He has been the number one ranking in the world several times. He was defeated by Anthony Hamilton in Beijing Open's final in 2001. This was his greatest ranking win.