John Messara is an Australian thoroughbred horse breeder and owner who served from 2011 to 2016 as the chairman of Racing New South Wales,[1] a body established under the Thoroughbred Racing Act 1996 to control and regulate the NSW Thoroughbred Racing Industry. He was elected deputy chairman of the Australian Racing Board in June 2012,[2] and served as chairman from January 2014 to December 2016.[3] Messara has also been a Member of the Australian Pattern Committee.[4] Messara formerly chaired the boards of Thoroughbred Breeders Australia (2007–2008)[5] and Aushorse Marketing (2001–2008)[6]