Nigeria competed at the 1984 Summer Olympics in Los Angeles, United States.

Men's 400 metres Men's 400 m Hurdles Men's 4 × 100 m Relay Men's 4 × 400 m Relay Men's Long Jump Men's Triple Jump Women's Marathon Women's 100m Hurdles Women's 400m Hurdles Men's Bantamweight (– 54 kg) Men's Featherweight (– 57 kg) Men's Lightweight (– 60 kg) Men's Light-Welterweight (– 63.5 kg) Men's Welterweight (– 67 kg) Men's Middleweight (– 75 kg) Men's Featherweight Men's Lightweight Men's Middle-Heavyweight Men's Heavyweight I Men's Super-Heavyweight Men's Welterweight Freestyle Men's Middleweight Freestyle Men's Light-Heavyweight Freestyle