John Cotter

John Cotter may refer to:


 * Mick Cotter, John Francis "Mick" Cotter, (born 1935), Australian politician
 * John L. Cotter (1911–1999), American archaeologist
 * John P. Cotter (1911–1993), Justice of the Connecticut Supreme Court
 * John Cotter of Coppingerstown (fl. 1585), member of Irish Cotter family
 * John Cotter, fictional character in TV series Fashion House
 * John Cotter, Australian racing driver and co-owner of M3 Motorsport