1983

1983 Junior World Super Heavyweight Champion

1984

Represented Canada as a Super Heavyweight at the 1984 Olympics in Los Angeles

1985

Silver Medalist at World Cup competition

1986

Heavyweight Gold Medalist at the Commonwealth Games in Edinburgh, Scotland

1987

Super Heavyweight Silver Medalist at Pan American Games in Indianapolis

1988

Won the Super Heavyweight Gold medal for Canada

1988

Represented Canada at the Olympics held in Seoul Korea and stopped Riddick Bowe to win the Super Heavyweight Gold Medal.

1990

(October) Annexed the European heavyweight title

1992

(April) Captured the Commonwealth title. Gave up the European belt after 3 successful defenses. Was awarded the WBC title after Bowe threw the belt in the trash can rather than face Lewis.

1994

Lost the WBC title in September to Oliver McCall, his only loss to date in his professional heavyweight boxing career

1997

Regained the WBC title in February

1999

(13 November) Unifies heavyweight championships to become Britain's first undisputed heavyweight champion of the world in over 100 years and the first to unify all belts since 1992.

2001

(21 April) Hasim Rahman shocked the world with a stunning knockout over Heavyweight Champion Lennox Lewis, in what will go down as one of the biggest upsets in boxing history.

2002

(06 August) Knocked out Mike Tyson in 8 rounds during was was, at the time, the highest grossing prizefight in history

2003

(21 June) Stopped #1 contender, Vitali Klitschko, in 6 round TKO.

2004

(06 February) Retired from professional boxing as only the third man in history to do so while still reigning as Heavyweight Champion.

2008

Inducted into the Canadian sports Hall of Fame

2009

Inducted into the International Boxing Hall of Fame in his first year of eligibility.