Ranking titles: Six Triple Crown wins: 1997 World Championship
1993: Wins his first ranking title at the Welsh Open.
1997: Reaches the pinnacle of his career by winning the World Championship. Beats Stephen Hendry 18-12 in the final, the first player to beat Hendry at the event since 1991. Remains one of only three overseas players to conquer the Crucible, alongside Cliff Thorburn and Neil Robertson. Becomes the first player to win the world title at junior, amateur and professional level. Welcomed home by some 250,000 fans on the streets of Dublin and voted Ireland’s Sports Personality of the Year.
1998: Reaches the world final again but loses 18-12 to John Higgins.
2000: Makes the final of the Masters for the second time, losing 10-8 to Matthew Stevens.
2001: Wins the Welsh Open and Thailand Masters.
2002: Runner-up to Mark Williams at the UK Championship, his third defeat in the UK final.
2003: Makes the Crucible final for the third time after an epic 17-16 win over Paul Hunter in the semis. Loses 18-16 to Mark Williams.
2006: Wins the Malta Cup, beating John Higgins 9-8 in the final, his sixth and most recent ranking title. Climbs to number two in the world.
2012: Makes his first official 147 at the Paul Hunter Classic.
2017: Reaches the semi-finals of the Riga Masters before a narrow 5-4 defeat against Stephen Maguire.
2019: Reaches the last 16 of the Northern Ireland Open.
2020: Gets to the final of the World Seniors Championship at the Crucible but lets slip a 4-0 lead and loses 5-4 to Jimmy White.