Anthony John McQuillan, (born 19 March 1951 in Greenslopes, Queensland), was an Australian Test cricket match umpire, from Queensland..
He umpired one Test match in 1993 between Australia and New Zealand at Perth on 12 November to 16 November 1993, a match drawn through Australia’s”unaccountable dithering” (Wisden, 1995 ed., pp.1054-5). Ian Healy in the first innings and Mark Taylor in the second, scored centuries, while Michael Slater scored 99. McQuillan’s partner was Darrell Hair.
McQuillan umpired 14 One Day International (ODI) matches between 1993 and 1999. Altogether, he umpired 54 first-class matches in his career between 1989 and 2001.
McQuillan played in the Brisbane Grade cricket competition for Easts, Colts and Wynnum-Manly clubs.