Nathan James Wilmot (born 13 December 1979) is a sailor, and a member of the Australian sailing team.

He has won five world titles along with teammate Malcolm Page in the 470 class.

In the Beijing Olympic games they won convincingly on points leading into the medal race which they only had to finish to win first place.

Although successful in the dinghy classes, he is an established ocean-racing yachtsman.

Uncle Hugh Treharne was tactician on the America's Cup syndicate, Australia II in 1983.