| Year | Location | B.C. Representative(s) | Score | Place |
| Interzonals | ||||
| 1967 | Sousse | Duncan Suttles | +6 =7 -8 | 15th/22 |
| 1970 | Palma de Majorca | Duncan Suttles | +4 =12 -7 | =15th/24 |
| 1973 | Petropolis | Peter Biyiasas | +3 =7 -7 | 15th/18 |
| 1976 | Manila | Peter Biyiasas | +3 =6 -10 | 17th/20 |
| 1990 | Manila | Leon Piasetski | +1 =5 -7 | 61st/64 |
| Olympiads | ||||
| 1964 | Tel Aviv | Elod Macskasy (4 bd.) | +3 =4 -6 | |
| Duncan Suttles (1 res.) | +4 =3 -3 | |||
| 1966 | Havana | Duncan Suttles (4 bd.) | +8 =5 -5 | |
| Nathan Divinsky (2 res.) | +3 =3 -2 | |||
| 1968 | Lugano | Duncan Suttles (2 bd.) | +7 =9 -1 | |
| Elod Macskasy (3 bd.) | +4 =5 -4 | |||
| 1970 | Siegen | Duncan Suttles (2 bd.) | +3 =10 -3 | |
| 1972 | Skopje | Duncan Suttles (1 bd.) | +6 =7 -4 | |
| Peter Biyiasas (4 bd.) | +8 =7 -0 | Bronze medal | ||
| 1974 | Nice | Duncan Suttles (1 bd.) | +8 =5 -6 | |
| Peter Biyiasas (2 bd.) | +7 =5 =5 | |||
| 1976 | Haifa | Peter Biyiasas (1 bd.) | +6 =3 -1 | Bronze medal; GM norm |
| 1978 | Buenos Aires | Peter Biyiasas (2 bd.) | +7 =4 -1 | Silver medal |
| 1982 | Lucerne | Duncan Suttles (2 bd.) | +2 =2 -4 | |
| Jonathan Berry (2 res.) | +0 =2 -0 | |||
| 1984 | Thessaloniki | Duncan Suttles (1 bd.) | +4 =2 -5 | |
| 1988 | Thessaloniki | Leon Piasetski (4 bd.) | +5 =2 -3 | |
| 1992 | Manila | Leon Piasetski (2 res.) | +1 =1 -4 | |
| 1996 | Yerevan | Yan Teplitsky (2 bd.) | +5 =6 -3 | |
| 2000 | Istanbul | Jack Yoos (2 res.) | +2 =0 -4 | |
| 2004 | Calvia | Valentina Goutor (res.) | +1 =3 -6 | |
| Student Olympiads | ||||
| 2004 | Mayaguez | Duncan Suttles | ||
| 1977 | Mexico City | Gordon Taylor (3 bd.) | +7 =2 -3 | |
| World Juniors | ||||
| 1965 | Barcelona | Duncan Suttles | 8.0/12 | Winner of B Finals |
| 1974 | Manila | Nigel Fullbrook | 6.5/13 | (winner - Tony Miles) |
| 1997 | Zagan (POL) | Andrew Ho | 6.5/13 | (winner - Tal Shaked) |
| 2006 | Yerevan | Bindi Cheng | 6.5/13 | |
| World Cadet | ||||
| 1982 | Guayaquil (ECU) | Tyler Johnson | 5.0/10 | =12th/30 (winner - Evgeny Bareev) |
| World Youth Festivals/Championships | ||||
| 1993 | Bratislava | Andrew Ho (B10) | 6.0/11 | 20th/50 |
| 1995 | Sao Lourenco (BRA) | Andrew Ho (B12) | 7.5/11 | |
| 1997 | Cannes | Andrew Ho | ||
| 1998 | Oropesa del Mar | Olya Shishkina | 4.5/11 | |
| 1999 | Oropesa del Mar | James Peterson (B10) | 5.5/11 | |
| 2000 | Oropesa del Mar | Tiffany Tang (G10) | 5.5/11 | |
| Yamei Wang (G14) | 4.5/11 | |||
| Roman Jiganchine (B18) | 4.0/11 | |||
| 2001 | Oropesa del Mar | Valentina Goutor (G12) | 5.5/11 | |
| 2002 | Heraklio | Tiffany Tang (G12) | 5.0/11 | |
| Fanhao Meng (B14) | 5.5/11 | |||
| 2003 | Halkidiki | Evan Raymer (B12) | 4.5/11 | =95th/128 |
| Valentina Goutor (G14) | 6.0/11 | =25th/91 | ||
| Yamei Wang (G18) | 6.0/11 | =18th/62 | ||
| 2004 | Heraklio | Alexandra Botez (G10) | 5.5/11 | =35th/84 |
| Tiffany Tang (G14) | 5.0/11 | =55th/93 | ||
| Stefan Trandafir (B14) | 3.5/11 | =115th/123 | ||
| 2005 | Belfort | Alexandra Botez (G10) | 6.0/11 | =29th/91 |
| Erika Ruiter (G10) | 5.0/11 | =53rd/91 | ||
| Chelsea Ruiter (G14) | 3.0/11 | =97th/102 | ||
| Noam Davies (B14) | 6.5/11 | =27th/136 | ||
| Vlad Gaciu (B14) | 5.0/11 | =78th/136 | ||
| Tiffany Tang (G16) | 4.5/11 | =65th/96 | ||
| Lucas Davies (B18) | 4.5/11 | =73rd/105 | ||
| Fanhao Meng (B18) | 5.0/11 | =62nd/105 | ||
| 2007 | Kemer/Anatlya (TUR) | Janak Awatramani (B8) | 7.5/11 | =7th/123 |
| John Doknjas (B8) | 5.0/11 | =65th/123 | ||
| Jingzhou Lai (B10) | 6.0/11 | =47th/156 | ||
| Donovan Zhao (B10) | 5.5/11 | =66th/156 | ||
| 2008 | Vung Tau (VIE) | Jonah Lee (B8) | 7.5/11 | =6th/83 |
| Chang He Li (B12) | 6.0/11 | =29th/94 | ||
| Tanraj Sohal (B12) | 6.5/11 | =19th/94 | ||
| Other Youth Events | ||||
| 2007 | Aguascalientes | Jonah Lee (B8) | 5.0/7 | =2nd/21 |
| Jacob Jensen (B10) | 5.0/7 | =3rd/28 | ||
| Alexandra Botz (G12) | 6.0/7 | 1st/17; Gold medal | ||
| Tanraj Sohal (B12) | 4.0/6 | /31 | ||
| Stefan Trandafir (B16) | 4.0/7 | =4th/16 | ||
| 2008 | Carlos Pas | Alexandra Botez (G14) | 5.5/9 | =6th/42 |
| 2009 | Mazatlan | Janak Awatramani (B10) | 6.5/7 | 1st/19; Gold medal |
| International Events | ||||
| 1967 | Polanica Zdroj | Duncan Suttles | +4 =8 -3 | 7th/16 |
| 1969 | Belgrade | Duncan Suttles | +5 =5 -5 | 8th/16 | 1970 | Sombor | Duncan Suttles | +4 =7 -4 | =7th/16 |
| 1972 | Zagreb | Duncan Suttles | +4 =4 -5 | =10th/14 |
| 1972 | Suhumi | Duncan Suttles | +3 =5 -7 | =13th/16 |
| 1972 | San Antonio | Duncan Suttles | +5 =8 -2 | =6th/16; GM title |
| 1973 | Norristown | Peter Biyiasas | +5 =5 -1 | =1st/12 |
| 1973 | Sao Paulo | Peter Biyiasas | +3 =5 -4 | 9th/13 |
| 1973/74 | Hastings | Duncan Suttles | +2 =9 -4 | 11th/16 |
| 1974 | Winnipeg | Peter Biyiasas | +8 =6 -1 | =3rd/16 |
| 1974 | Venice | Duncan Suttles | +7 =3 -3 | 3rd/14 |
| 1977 | New York | Peter Biyiasas | +5 =8 -1 | |
| 1977 | Santa Cruz | Jonathan Berry | +6 =4 -5 | =6th/16 |
| 1978 | Lone Pine | Peter Biyiasas | +3 =5 -1 | =11th/68; GM norm |
| 1978 | New York | Peter Biyiasas | +6 =4 -1 | GM norm |
| 1978/79 | Hastings | Peter Biyiasas | +4 =7 -3 | =9th/15 |
| 1982 | Indonesia | Duncan Suttles | +2 =12 -11 | =23rd/26 |
| 1984 | Los Angeles | Nigel Fullbrook | 6.0/11 | =4th |