Sir William Herbert "Bill" Northam, CBE (28 September 1905 – 2 September 1988) was an Australian Olympic yachtsman and businessman.
Born in Torquay, Devon on 28 September 1905, Northam had a successful career in business before becoming an Olympian.
He was simultaneously chairman of the Australian branches of two major companies: American pharmaceutical company Johnson & Johnson, and British sports equipment brand Slazenger.