Hessler is a surname. Notable people with the surname include:Alexander Hessler (1823-1895), American photographer Georg Hessler (1427–1482), German Roman Catholic cardinal and bishop Gerd Hessler, German cross country skier Gordon Hessler (1925–2014), British film and television director Hans-Joachim Hessler, German composer, musician and musicologist Pauline Heßler, German ski jumper Peter Hessler, American writer and journalist Rowe Hessler, American speedcuber Vanessa Hessler, American-Italian model and actress
