Matthew Macklin is a British-Irish former professional boxer who competed from 2001 to 2016, and has since worked as a boxing manager and commentator. He challenged three times for middleweight world titles between 2011 and 2013, and held multiple regional championships at that weight: the Irish title from 2005 to 2006, the British title in 2009, and the European title from 2009 to 2011.
Robert "Robbie" Murray, nicknamed "Casper" or "The Flurry", is an Irish professional boxer in the welterweight division. Murray has now moved to the welterweight but all of his fights as a professional were fought in the welterweight division.
Andrew Murray is an Irish professional boxer who held the Irish lightweight title, having previously held the Irish light-welterweight title also. He is also a former European Union lightweight champion, and has challenged once for the European lightweight title.
Damaen Kelly is a British former professional boxer from Belfast, Northern Ireland, who competed from 1997 to 2006. He held the IBO flyweight title from 2000 to 2001 and the IBO super-flyweight title in 2004, and once challenged for the IBF flyweight title in 2003. At regional level, he held the Commonwealth flyweight title from 1998 to 1999; the British flyweight title in 1999; and the European flyweight title in 2000. As an amateur he represented Ireland in the flyweight division, winning bronze medals at the 1993 World Championships and 1996 European Championships, and reached the quarter-finals of the 1996 Summer Olympics in Atlanta, US.
Oisín Fagan, nicknamed "Gael Force", is an Irish former professional boxer based in Oklahoma City, U.S., who fought in the light welterweight and lightweight divisions.
Jeff Thomas is a British professional boxer.
Eamonn Loughran is an Irish former professional boxer who competed from 1987 to 1996. He held the WBO welterweight title from 1993 to 1996, successfully defending the title five times. At regional level he held the Commonwealth welterweight title from 1992 to 1993.
Henry Coyle is an Irish former professional boxer who competed from 2007 to 2013. As an amateur, he won the Irish welterweight championship in 2003.
Jamie Moore is a British boxing trainer and former professional boxer who competed from 1999 to 2010. He held the British and Commonwealth super welterweight titles twice between 2003 and 2007, and the European super welterweight title in 2009
Sam Storey is a former professional boxer. Storey fought at Super Middleweight and won the British Super Middleweight Title in 1995.
Terry Magee is a retired professional Irish boxer. Magee, the older brother of Eamonn and Noel, fought at Light Middleweight but also fought at heavier weights towards the end of his career.
The Boxing Union of Ireland (BUI) is the governing and sanctioning body for professional boxing in Ireland.
Jason McKay is a professional boxer from Banbridge, County Down, fighting out of Belfast. McKay fights at super middleweight and is the former Irish light heavyweight champion.
Jim Rock is an Irish former professional boxer who competed from 1995 to 2009. He is the only boxer to have held the Irish title at four different weights divisions: light-middleweight, middleweight, super-middleweight and light-heavyweight.
Clinton McKenzie is a former British professional boxer. He fought in the light welterweight division and became the British light welterweight title holder and briefly held the European title.
Pat Thomas was a Light-middleweight boxer, originally from Saint Kitts and Nevis, who took British citizenship and won two British boxing titles in the 1970s and 80s. After leaving Saint Kitts, Thomas settled in Cardiff in Wales, and is recognised as a Welsh fighter taking the Welsh light middleweight Championship in 1977.
Tyrone Downes born in Bridgetown is a Barbadian-Trinitarian professional feather/super feather/light/light welter/welter/light middleweight boxer of the 1970s, '80s and '90s who won the Barbados featherweight title, Barbados lightweight title, World Boxing Council (WBC) FECARBOX featherweight title, and Commonwealth middleweight title, and was a challenger for the USA New York State welterweight title against Larry Barnes, and World Boxing Council (WBC) featherweight title against Jeff Fenech, his professional fighting weight varied from featherweight to lightweight, although his final 2 bouts at the end of his career were fought at welterweight.
John 'Johnny' Cooke is a former English amateur lightweight and professional light welter/welter/light middle/middleweight boxer.
Josh Kelly is an English professional boxer who has held the British light-middleweight title since 2022 and previously the Commonwealth welterweight title from 2018 to 2019. As an amateur competed in the men's welterweight event at the 2016 Summer Olympics and the 2015 European Games, in which he won a bronze medal, representing Great Britain.
Dennis Hogan is an Irish professional boxer who is the current IBO Super Welterweight World Champion and has challenged for world championships in two weight classes; the WBO light-middleweight and WBC middleweight titles, both in 2019.
Ireland 
