Fly: Myles McDonagh (Army) bye in first series, lost to Ruperto Biete Berdes (Spain) in second series.
Bantam: Richard Hilliard (Trinity, Dublin) bye in first series, lost to Benjamin Pertuzzo (Argentina) in second series.
Feather: Michael Doyle (Army) lost to gold medallist Jackie Fields (USA) in first series.
Light: James Kelleher (AAA) lost to Benjamin Rothwell (USA) KO 2 in first series.
Welter: Patrick Dwyer (Army) beat Joseph Basham (Britain) in first series, beat Jan Cornelisse (Holland) in second series, beat Teodor Stauffer (Switzerland) KO 3 in quarter-finals, lost to silver medallist Hector Mendez (Argentina) RSC 3 in semi-finals, forced to concede walkover to Douglas Lewis (Canada) in box-off for bronze medal because of injury.
Middle: William G Murphy (Army) bye in first series, beat Eugeniusz Nowak (Poland) KO 1 in second series, lost to fourth placed Leslie Black (Canada) in quarter-finals.
L/heavy: John Kidley (AAA) bye in first series, lost to bronze medallist Sverre Sorsdal (Norway) in second series.
1928 - AMSTERDAM
Fly: Myles McDonagh (Army) bye in first series, lost to Barend Bril (Holland) in second series.
Bantam: Frank Traynor (St Paul's, Dublin) bye in first series, beat Fuji Okamoto (Japan) in second series, beat Carmelo Ambrosio (Argentina) in quarter-finals, lost to gold medallist Vittorio Tamagnini (Italy) in semi-finals, lost to Harry Isaacs (South Africa) in box-off for bronze medal.
Feather: George Kelly (North City, Dublin) lost to Rickard Christian Madsen (Denmark) in first series.
Light: Willie O'Shea (Army) lost to Jorge Diaz Hernandez (Chile) in second series.
Welter: PJ Lenihan (St James, Dublin) beat Arne Sande (Denmark) in first series, lost to bronze medallist Raymond Smillie (Canada) in second series.
Middle: Jack Chase (Garda) bye in first series, beat Alfred Wilson (South Africa) in second series, lost to bronze medallist Leonard Steyaert (Belgium) in quarter-finals.
L/heavy: Willie 'Boy' Murphy (Garda) beat Jose Montillor Pastor (Spain) in first series, lost to silver medallist Ernst Pistulla (Germany) in quarter-finals.
Heavy: Matt Flanagan (Garda) lost to gold medallist Arturo Rodriguez Jurado (Argentina) KO 1 in first series.
1932 - LOS ANGELES
Bantam: Patrick Hughes (St Patrick's) lost to Carlos Alberto Pereyra (Argentina) in first series.
Feather: Ernie Smith (St Andrew's, Dublin) bye in first series, lost to gold medallist Carmelo Robledo (Argentina) in second series.
Welter: Larry Flood (Army) lost to Robert Barton (South Africa) in first series.
L/heavy: James J. Murphy beat John Miler (USA) in quarter-finals, lost to silver medallist Gino Rossi (Italy) in semi-finals, forced to concede walkover to Peter Jorgensen (Denmark) in box-off for bronze medal because of injury.
1936 - BERLIN
No Irish entrants.
1948 - LONDON
Fly: Willie Barnes (Windsor, Belfast) bye in first series, lost to bronze medallist Frantisek Majdloch (Czechoslovakia) in second series.
Bantam: Willie Lenihan (Arbour Hill, Dublin) beat Roger Behm (Luxembourg) in first series, beat Olavi Ouvinen (Finland) in second series, lost to silver medallist Giovanni Zuddas (Italy) KO 3 in quarter-finals.
Feather: Kevin Martin (Mount Street, Dublin) beat Nicolaas Linneman (Holland) in first series, lost to gold medallist Ernesto Formenti (Italy) in second series.
Light: Maxie McCullagh (St Andrew's, Dublin) beat Tauno Rinkinen (Finland) in first series, beat Ronnie Cooper (Britain) in second series, lost to third placed Svend Wad (Denmark) in quarter-finals.
Welter: Peter Foran (St Andrew's, Dublin) beat Gareeb Afifi (Egypt) in first series, lost to silver medallist Horace Herring (USA) in second series.
Middle: Mick McKeon (Crumlin, Dublin) beat John Keenan (Canada) in first series, beat Hossein Toussi (Iran) in second series, beat Aime-Joseph Escudie (France) in quarter-finals, lost to silver medallist Johnny Wright (Britain) in semi-final, forced to concede walkover to Ivano Fontana (Italy) in box-off for bronze medal because of injury.
L/Heavy: Hugh O'Hagan (Corinthians, Dublin) bye in first series, beat Hans Schwarzmann (Switzerland) in second series, lost to fourth placed Adrian Holmes (Australia) in quarter-finals.
Heavy: Gearoid O Colmain (North City, Dublin) lost to Uber Baccilieri (Italy) in first series.
1952 - HELSINKI
Fly: Ando Reddy (Sandymount, Dublin) lost to Aristide Pozzali (Italy) in first series.
Bantam: John McNally (White City, Belfast) bye in first series, beat Alejandro Ortuoste (Philippines) in second series, beat Vincenzo Dall'Osso (Italy) in quarter-finals, beat Joon Ho Kang (Korea) in semi-finals, lost to Pentti Hamalainen (Finland) in final - SILVER MEDAL.
Feather: Tommy Reddy (Crumlin, Dublin) lost to Stevan Redli (Yugoslavia) KO 2 in first series.
Light: Kevin Martin (Mount Street, Dublin) beat Marcel van de Keere (Belgium) in first series, lost to bronze medallist Gheorghe Fiat (Romania) in second series.
L/welter: Terry Milligan (Shortt and Harland, Belfast) beat Ebraham Afsharpour (Iran) in first series, beat Pieter van Klaveren (Holland) in second series, lost to bronze medallist Bruno Visintin (Italy) in quarter-finals.
Welter: Peter Crotty (Clonmel) lost to Harry Gunnarsson (Sweden) KO 2 in first series.
Middle: Willie Duggan (Crumlin, Dublin) lost to silver medallist Vasile Tita (Romania) DSQ 3 in first series.
Heavy: John Lyttle (St George's, Belfast) lost to Jean Lansiaux (France) in first series.
1956 - MELBOURNE
Fly: John Caldwell (Immaculata, Belfast) beat Yai Shwe (Burma) KO 3 in first series, beat Warner Batchelor (Australia) in quarter-finals, lost to silver medallist Mircea Dobrescu (Romania) in semi-final - BRONZE MEDAL.
Bantam: Freddie Gilroy (St John Bosco, Belfast) beat Boris Stiepanov (USSR) KO 3 in first series, beat Mario Sitri (Italy) in quarter-finals, lost to gold medallist Wolfgang Behrendt (East Germany) in semi-finals - BRONZE MEDALS.
Feather: Martin Smyth (Star, Belfast) lost to bronze medallist Pentti Hamalainen (Finland) in first series.
Light: Tony Byrne (Tredagh, Drogheda) beat Josef Chovanec (Czechoslovakia) DSQ 3 in first series, beat Louis Molina (USA) in quarter-finals, lost to silver medallist Harry Kurschat (West Germany) in semi-finals - BRONZE MEDAL.
L/welter: Harry Perry (British Rail, Dublin) bye in first series, lost to Claude Saluden (France) in second series.
Welter: Fred Tiedt (South City, Dublin) beat Tadeusz Walasek (Poland) in first series, beat Pearce Lane (USA) in quarter-finals, beat Kevin Hogarth (Australia) in semi-final, lost to gold medallist Nicolae Linca (Romania) in final - SILVER MEDAL.
Heavy: Patrick Sharkey lost to Thorner Ahsman (Sweden) in first series.
1960 - ROME
Fly: Adam McClean (Crown, Belfast) lost to Karimu Young (Nigeria) in first series.
Bantam: Paddy Kenny (Coventry Irish) beat Emile Anner (Switzerland) in first series, lost to Jerry Armstrong (USA) in second series.
Feather: Ando Reddy (Sandymount, Dublin) beat Andre Juncker (France) in first series, lost to Abel Bekker (Rhodesia) in second series.
Light: Danny O'Brien (Omagh) beat Esteban Aguilera (Cuba) in first series, lost to silver medallist Sandro Lopopolo (Italy) in second series.
L/welter: Bernie Meli (Immaculata, Belfast) beat Mihalis Demetre (Greece) in first series, lost to gold medallist Bohumil Nemecek (Czechoslovakia) in second series.
Welter: Harry Perry (British Rail, Dublin) lost to Kim Ki Soo (Korea) in first series.
L/middle; Mick Reid (Crumlin, Dublin) beat Helio Crescencio (Brazil) in first series, lost to Henryk Dampc (Poland) in second series.
Middle: Eamonn McKeon (Crumlin, Dublin) beat Mohamed Ben Gaudoubi (Tunisia) in first series, lost to Frederik Van Rooyen (South Africa) in second series.
1964 - TOKYO
Fly: Sean McCafferty (St John Bosco, Belfast) beat Rafael Carbonell (Cuba) in first series, beat Sulley Shittu (Ghana) in second series, lost to gold medallist Fernando Atzori (Italy) in quarter-finals.
Bantam: Chris Rafter (South City, Dublin) lost to Abel Almaraz (Argentina) in first series.
Feather: Paddy Fitzsimons (St Matthews, Belfast) lost to Piotr Gutman (Poland) in first series.
Light: Jim McCourt (Immaculata, Belfast) beat Bun Nam Suh (Korea) in first series, beat Ghulam Sarwar (Pakistan) in second series, beat Domingo Barrera (Spain) in quarter-finals, lost to silver medallist Vilikton Barannikov (USSR) in semi-finals - BRONZE MEDAL.
1968 - MEXICO CITY
Fly: Brendan McCarthy (Arbour Hill, Dublin) lost to gold medallist Ricardo Delgado (Mexico) in first series.
Bantam: Mick Dowling (Arbour Hill, Dublin) bye in first series, beat John Rakowski (Australia) DSQ 3 in second series, lost to bronze medallist Eiji Marioka (Japan) in quarter-finals.
Feather: Eddie Treacy (Arbour Hill, Dublin) beat Errol West (Jamaica) in first series, lost to gold medallist Antonio Roldan (Mexico) in second series.
Light: Martin Quinn (St John Bosco, Belfast) beat Bernard Essomba (Cameroon) KO 1 in first series, lost to silver medallist - and defending champion - Józef Grudzien (Poland) in second series.
L/welter: Jim McCourt (Immaculata, Belfast) lost to Gerd Puzicha (West Germany) in first series.
L/middle: Eamonn McCusker (St John Bosco, Banbridge) lost to silver medallist Rolando Garbey (Cuba) RSC 1 in first series.
1972 - MUNICH
Fly: Neil McLaughlin (St Eugene's, Derry) beat Abaker Saed Mohamed (Sudan) in first series, beat Mohamed Selim (Egypt) KO 2 in second series, lost to silver medallist Leo Rwabwogo (Uganda) RSC 3 in quarter-finals.
Bantam: Mick Dowling (British Rail, Dublin) beat Ove Lundby (Sweden) in first series, lost to gold medallist Orlando Martinez (Cuba) 3-2 in second series.
Light: Charles Nash St Mary's, Derry) beat Erik Madsen (Denmark) in first series, beat Antonio Gin (Mexico) RSC 1 in second series, lost to gold medallist Jan Szczepanski (Poland) RSC 3 in quarter-finals.
L/welter: Jim Montague (Star, Belfast) beat Nosrat Vakil Monfared (Iran) RSC 3 in first series, lost to gold medallist Ray Seales (USA) 5-0 in second series.
Welter: John Rodgers (Lisburn) beat Ib Boetcher (Denmark) RSC 3 in first series. lost to Anatoliy Khokhlov (USSR) in second series.
L/middle: Christy Elliott (Port of Dublin) beat Farouk Kesrouan (Lebanon) in first series, lost to Emeterio Villanueva (Mexico) RSC 3 in second series.
1976 - MONTREAL
L/fly: Brendan Dunne (Phoenix, Dublin) beat Noboru Uchizama (Japan) RSC 2 in first series, lost to bronze medallist Orlando Maldonado (Puerto Rico) in second series.
Fly: Davy Larmour (Albert Foundry, Belfast) beat Robert Musuku (SUA) walkover in first series, beat Agustin Martinez (Nicaragua) walkover in second series, lost to gold medallist Leo Randolph (USA) in quarter-finals.
Light: Gerry Hamill (Holy Family, Belfast) lost to bronze medallist Ace Rusevski (Yugoslavia) in first series.
Welter: Christy McLoughlin (British Rail, Dublin) lost to Colin Jones (Britain) in first series.
L/middle: Brian Byrne (Transport, Dublin) lost to Wilfredo Guzman (Puerto Rico) in first series.
1980 - MOSCOW
L/fly: Gerry Hawkins (Holy Trinity, Belfast) lost to bronze medallist Ismail Mustafov (Bulgaria) in first series.
Fly: Hugh Russell (Holy Family, Belfast) beat Samir Khiniab (Iraq) in first series, beat Emmanuel Mlundwa (Tanzania) in second series, beat Yo Ryon Sik (South Korea) in quarter-finals, lost to gold medallist Peter Lesov (Bulgaria) in semi-final - BRONZE MEDAL.
Bantam: Phil Sutcliffe (Drimnagh, Dublin) lost to Daniel Zaragoza (Mexico) in first series.
Feather: Barry McGuigan (Smithboro, Monaghan) beat Issack Mabushi (Tanzania) RSC 3 in first series, lost to Winfred Kabunda (Zambia) in second series.
Light: Sean Doyle (St Joseph's, Dublin) beat Nelson Trujillo (Venezuela) RSC 2 in first series, lost to Florian Livadaru (Romania) RSC 1 in second series.
L/welter: Martin Brereton (Edenderry) lost to bronze medallist Jose Aguillar (Cuba) in first series.
Welter: PJ Davitt (Phoenix, Dublin) lost to Ion Budusan (Romania) in first series.
1984 - LOS ANGELES
L/fly: Gerry Hawkins (Holy Trinity, Belfast) bye in first series, lost to silver medallist Salvatore Todisco (Italy) in second series.
Bantam: Phil Sutcliffe (Drimnagh, Dublin) lost to gold medallist Maurizio Stecca (Italy) in first series.
Feather: Paul Fitzgerald (Arklow) beat Tobi Pelly (Sudan) in first series, beat Steve Pagendam (Canada) in second series, lost to Charles Lubulwa (Uganda) in third series.
Welter: Kieran Joyce (Sunnyside, Cork) beat Basil Boniface (Seychelles) RSC 2 in first series, lost to Joni Nyman (Finland) in second series.
L/middle: Sam Storey (Holy Family, Belfast) lost to Romolo Casamonica (Italy) RSC 3 in first series.
Middle: Tommy Corr (Clonoe, Tyrone) beat Arigoma Mayero (Zimbabwe) in first series, lost to Jeremiah Okorodudu (Nigeria) in second series.
1988 - SEOUL
L/fly: Wayne McCullough (Albert Foundry, Belfast) beat Fred Muteweta (Uganda) in first series, lost to Scott Olson (Canada) in second series.
Fly: Joe Lawlor (Darndale, Dublin) beat Archibald Fausto (Mozambique) KO 2 in first series, lost to bronze medallist Timofey Skryabin (USSR) in second series.
Bantam: John Lowey (Ledley Hall, Belfast) beat Mustafa Saleh (Iraq) in first series, beat Mohamed Sabo (Nigeria) in second series, lost to Nyama Altankhuyag (Mongolia) in third series.
Feather: Paul Fitzgerald (Arklow) beat Emilio Villegas (Dominican Republic) in first series, lost to David Anderson (Britain) in second series.
Light: Michael Carruth (Drimnagh, Dublin) beat Satoru Higashi (Japan) in first series, lost to silver medallist George Cramme (Sweden) KO 1 in second series.
Welter: Billy Walsh (St Joseph's, Wexford) lost to Song Kyung Sup (Korea) RSC 2 in first series.
Middle: Kieran Joyce (Sunnyside, Cork) beat Filipo Palako Vaka (Tonga) RSC 1 in first series, lost to Francis Wanyama (Uganda) in second series.
1992 - BARCELONA
Fly: Paul Buttimer (Sunnyside, Cork) lost to Moses Malagu (Nigeria) 12-8 in first series.
Bantam: Wayne McCullough (Albert Foundry, Belfast) beat Fred Muteweta (Uganda) 28-7 in first series, beat Ahmad Ghanim (Iraq) 10-2 in second series, beat Mohamed Sabo (Nigeria) 31-13 in quarter-finals, beat Lee Gwang Sik (Korea) 21-16 in semi-finals. lost to Joel Casamayor (Cuba) 14-8 in final - SILVER MEDAL.
Feather: Paul Griffin (Drimnagh, Dublin) lost to Steven Chungu (Zambia) RSC 2 in first series.
Welter: Michael Carruth (Drimnagh, Dublin) bye in first series, beat Maselino Tuifao (Samoa) 11-2 in second series, beat Andreas Otto (Germany) 35-22 in quarter-final, beat Arkom Chenglai (Thailand) 11-4 in semi-finals, beat Juan Hernandez (Cuba) 13-10 in final - GOLD MEDAL.
Heavy: Paul Douglas (Holy Family, Belfast)) beat John Pettersson (Sweden) 8-1 in first series, beat Alexey Chudinov (USSR) 15-9 in second series, lost to bronze medallist Arnold van der Lijnde (Holland) RSC 1 in quarter-finals.
S/heavy: Kevin McBride (Smithboro, Monaghan) lost to Peter Hrivniak (Czechoslovakia) 21-1 in first series.
1996 - ATLANTA
Fly: Damien Kelly (Holy Trinity, Belfast) beat Yulian Strogov (Bulgaria) 12-11 in first series, beat Hussein Hussein (Australia) 27-20 in second series, lost to silver medallist Bulat Jumadilov (Kazakhstan) 13-6 in quarter-finals.
L/welter: Francis Barrett (Olympic, Galway) beat Zely Fereira dos Santos (Brazil) 32-7 in first series, lost to bronze medallist Fathi Missaoui (Tunisia) 18-6 in second series.
Middle: Brian Magee (Holy Trinity, Belfast) beat Randall Thompson (Canada) 13-5 in first series, beat Bertrand Tetsia (Cameroon) 11-6 in second series, lost to bronze medallist Mohamed Bahari (Algeria) 15-9 in quarter-finals.
Heavy: Cathal O'Grady (St Saviours, Dublin) lost to Garth Da Silva (New Zealand) RSC 1 in first series.
2000 - SYDNEY
L/middle: Michael Roche (Sunnyside, Cork) lost to Firat Karagollu (Turkey) 17-4 in first series.
2004 - ATHENS
Middle: Andy Lee (St Francis, Limerick) beat Alfredo Lopez (Mexico) 38-23 in first series, lost to Nassan Ndam Njikam (Cameroon) 27-27 and then 44-42 on countback in second series.
2008 - BEIJING
L/fly: Paddy Barnes (Holy Family, Belfast) beat Jose Luis Meza (Ecuador) 14-8, beat Lukasz Maszczyk (Poland) 11-5, lost to eventual gold medallist Zou Shiming (China) 15-0 in semi-final - BRONZE MEDAL.
Feather: John Joe Nevin (Cavan) beat Abdelhalim Ouarradi (Algeria) 9-4, lost to eventual gold medallist Badar-Uugan Enkhbat (Mongolia) 9-2.
L/welter: John Joe Joyce (St Michael's, Athy) beat Gyula Kate (Hungary) 9-5, lost to eventual gold medallist Felix Diaz (Dominican Republic) 11-11 on countback.
Middle: Darren Sutherland (St Saviours, Dublin) beat Nabil Kassel (Algeria) RSC 4, beat Alfonso Blanco (Venezuela) 11-1, lost to eventual gold medallist James DeGale (Britain) 10-3 in semi-final - BRONZE MEDAL.
L/heavy: Ken Egan (Neilstown, Dublin) beat Julius Jackson (Virgin Islands) 22-2, beat Muzafer Bahram (Turkey) 10-2, beat Washington Silva (Brazil) 8-0 beat Tony Jefferies (Britain 10-3), lost to Zhang Xiaoping (China) 11-7 in final - SILVER MEDAL.
2012 - London
51Kg (Flyweight) Michael Conlan (St John Bosco)
56Kg (Bantamweight) John Joe Nevin (Cavan BC)
75Kg (Middleweight) Darren O'Neill (Paulstown)