William Nicholas Pax "Bill" Cosgrove (11 November 1918 – 11 August 1943) was an Australian rules footballer who played with Richmond in the Victorian Football League (VFL). Uncle of General Peter Cosgrove, he served for the RAAF during World War II. Showing his loyalty to his VFL team, he decorated his planes with the Richmond logo and the slogan "Eat 'em alive". He was killed in action in 1943.