1980 - Born March 28 in Ghent, Belgium before growing up in London. Son of Australian former racing cyclist Gary Wiggins.
1992 - Begins track cycling at Herne Hill Velodrome, London.
1997 - Wins individual pursuit gold at Junior World Track Championships in Cuba.
2000: March - Silver in team pursuit at Track Cycling World Championships in Manchester.
October - Bronze in team pursuit at Olympic Games in Sydney.
2001: September - Silver in team pursuit at Track Cycling World Championships in Antwerp, Belgium.
2002: July - Silver for England in team pursuit and individual pursuit at Commonwealth Games in Manchester. Gold in individual pursuit at Track Cycling World Championships in Stuttgart, Germany.
2003: August - Silver in team pursuit at Track Cycling World Championships in Stuttgart, Germany.
September - Wins opening stage of Tour de l'Avenir.
2004: August - Olympic gold in individual pursuit at Athens Olympics. Also wins silver in team pursuit alongside Steve Cummings, Paul Manning and Rob Hayles and bronze in Madison alongside Rob Hayles to become first Briton since 1964 to win three medals at one Games.
2005: May - Wins stage eight of Tour de l'Avenir.
2006: July - Makes Tour de France debut, riding for French team Cofidis.
2007: March - Wins gold in the individual pursuit and team pursuit at Track Cycling World Championships in Palma, Majorca.
June - Prologue victory in Dauphine Libere.
July - Finishes fourth in Tour de France prologue in London behind Swiss winner Fabian Cancellara but his team, Cofidis, later withdraw after team-mate Cristian Moreni fails a drugs test.
September - Individual pursuit gold at Track Cycling World Championships in Manchester.
2008: January - Wiggins' estranged father, Gary Wiggins, is discovered unconscious in New South Wales and later dies.
March - Wins individual pursuit, team pursuit and Madison gold at Track Cycling World Championships in Manchester.
August 16 - Successfully defends Olympic individual pursuit title with gold at the Laoshan Velodrome.
August 18 - Olympic team pursuit gold alongside Ed Clancy, Geraint Thomas and Paul Manning in a world record of three minutes 53.314 seconds.
August 19 - Favourite for Olympic Madison alongside Mark Cavendish but ninth-placed finish results in the Manxman suffering the ignominy of being the only member of GB's track team to leave the Laoshan Velodrome without a medal. He has a public falling-out with Wiggins.
October - Releases autobiography titled 'In Pursuit of Glory' detailing his struggle with alcohol after Athens Games.
2009: July - Secures fourth place in Tour de France, matching highest-ever placing by a British rider.
December 10 - Signs four-year deal with Team Sky, the BSkyB-backed road team which is being led by British Cycling performance director Dave Brailsford.
2010: February 7 - Makes Team Sky debut at Tour of Qatar, helping squad to victory in the race's opening team time-trial.
May - Wins Giro d'Italia prologue to become second Briton to wear race leader's pink jersey, the maglia rosa. The victory gives Team Sky a Grand Tour stage win at the first attempt.
July - Finishes 24th on Team Sky's Tour de France debut.
2011: March - Finishes third overall in Paris-Nice stage race.
May - Wins fourth stage of Bayern-Rundfahrt as team-mate Geraint Thomas wins overall.
June - Wins traditional Tour de France warm-up Criterium du Dauphine. Wins British Championships road race.
July 8 - Abandons Tour de France after fracturing collarbone in crash on seventh stage. Wiggins was sixth overall, 10 seconds behind race leader Thor Hushovd, entering the stage.
September - Finishes third overall at the Vuelta a Espana, with Team Sky colleague Chris Froome second. Finishes second in World Championships time-trial before helping Cavendish win the road race.
2012: February - Wins stage five of Volta ao Algarve.
March - Wins Paris-Nice overall, completing victory with win on stage eight.
April - Triumphs in Tour de Romandie, winning stages one and five.
June - Successfully defends his Criterium du Dauphine title and wins stage four time-trial for an unprecedented series of results.
July 7 - Takes the Tour de France yellow jersey after stage seven.
July 21 - Wins the time-trial on the Tour's penultimate day to all but secure victory.
July 22 - Confirmed as Britain's first-ever winner of the Tour de France.