Name: Steve Collins
Alias: Celtic Warrior
Birthplace: Cabra, Ireland
Hometown: Dublin, Ireland
Height: 6′ 0″ / 183cm
Reach: 71″ / 180cm
Boxing Record: click
Trainers: Goody and Pat Petronelli, Freddie King, Freddie Roach
- Had an amateur record of 82-8.
- 1986 Irish National Middleweight Champion.
- Defeated Sam Storey by a ten-round unanimous decision to win the Irish middleweight title on March 18, 1988.
- Defeated Kevin Watts by a twelve-round unanimous decision to win the USBA middleweight title on May 9, 1989.
- Challenged Mike McCallum for the WBA middleweight title on February 3, 1990, and lost by a twelve-round unanimous decision.
- Fought Reggie Johnson for the vacant WBA middleweight title on April 22, 1992, and lost by a twelve-round majority decision.
- Challenged Sumbu Kalambay for the EBU middleweight title on October 22, 1992, and lost by a twelve-round unanimous decision.
- Stopped Chris Pyatt in five rounds to win the WBO middleweight title on May 11, 1994. Collins relinquished the title without defending it.
- Defeated Chris Eubank by a twelve-round unanimous decision to win the WBO super middleweight title on March 18, 1995. Collins defended the title seven times before retiring as champion in 1997.
- Had a record of 8-2 (5 KOs) in world title fights.
- Had a record of 5-3 (3 KOs) against former, current and future world titlists.
- Won against Chris Pyatt, Chris Eubank (twice), Nigel Benn (twice).
- Lost against Mike McCallum, Reggie Johnson, Sumbu Kalambay.
- Father of cruiserweight boxer Steve Collins Jnr.
- Brother of former professional football player and manager Roddy Collins.
- Appeared in the 1998 film Lock, Stock and Two Smoking Barrels as a boxing gym bouncer.
| WBO Middleweight Champion
1994 May 11 – 1995 Mar
| WBO Super Middleweight Champion
1995 Mar 18 – 1997 Jul 5