July 21, 1983
1983 European Super Cup — tournament
EuroBasket 1983 — basketball championship
1983 Cricket World Cup — Cricket World Cup
Eurovision Song Contest 1983 — 28th edition of the Eurovision Song Contest
1983–84 UEFA Cup — 13th season of Europe's secondary club football tournament organised by UEFA
1983 Formula One World Championship — sports season
Technological singularity — hypothetic future event in which artificial intelligence iteratively redesigns itself to rapidly become more intelligent, causing technological and social change beyond prediction
North American video game crash of 1983 — 1983 video gaming economic recession
1983 Copa América — 1983 edition of the Copa América association football competition
1983 Intercontinental Cup — football match