Hello how may I help you? Hey Hello, what can I help you with today? Who set the world record in swimming? Ok, is there a specific swim level event that you wish to look up? The international game Ok, just one moment please while I pull that information up [...] okay American swimmer Michael Phelps has won the most Olympic medals with 28 medals (23 gold, 3 silver, 2 bronze). he set the world record in swimming? There are many specific swimming events such as 50 m freestyle, 100 m breaststroke, 400 m individual medley. ahh okay