The Swimming portion of the 7th FINA World Aquatics Championships was held from September 5 to 11, 1994. The competition was swum in the outdoor pool at the Foro Italico. The competition consisted of 32 long course events: 16 for males and females each, 26 individual events and 6 relays in total. Events by stroke were:freestyle: 50, 100, 200, 400, 800 (females), and 1500 (males); backstroke: 100 and 200; breaststroke: 100 and 200; butterfly: 100 and 200; individual medley (I.M.): 200 and 400; relays: 4 × 100 free, 4 × 200 free, and 4 × 100 medley.