January 1, 1904
Football at the 1904 Summer Olympics — 1904 edition of the association football tournament during the Olympic Games
Fencing at the 1904 Summer Olympics — Fencing at the Olympics
Athletics at the 1904 Summer Olympics — athletics at the Olympics
Water polo at the 1904 Summer Olympics — Water polo at the Olympics
Swimming at the 1904 Summer Olympics — Swimming at the Olympics
Tennis at the 1904 Summer Olympics — tennis tournament
Rowing at the 1904 Summer Olympics — rowing regatta
Boxing at the 1904 Summer Olympics — boxing competitions
Weightlifting at the 1904 Summer Olympics — Weightlifting at the Olympics
Roque at the 1904 Summer Olympics — Roque at the Olympics