Tammy van Wisse is a long-distance swimmer from Australia. In 1990, she won the Lake Zurich Swim. As a marathon swimmer, she swam the Murray River in 2001, a distance of 2,438 kilometres (1,515 mi). She also swam the English Channel in 1993 in a time of 8 hours 35 minutes, and again in 1994 in a time of 8 hours 33 minutes. In 1996, she became the first and only human to swim across Bass Strait, recording a time of 17 hours and 46 minutes for the 97.4-kilometre (60.5 mi) journey.