Peter O'Leary (born 3 March 1972[1]) is a New Zealand former Association football referee, previously of Wellington but now is residing in Hamilton.
He operated in the Australian A-League and the New Zealand Football Championship,[2] and his other occupation is as a teacher and deputy principal at Te Aroha College.
[6] He took charge of the Group F game between Nigeria and Costa Rica at the Royal Athletic Park in Victoria, British Columbia, on 1 July.
[9] O'Leary officiated at the FIFA Club World Cup in Japan, as the referee for the fifth place playoff between Adelaide United and Al Ahly and at the 2009 FIFA U-20 World Cup in Egypt, refereeing group games between Italy and Trinidad and Tobago and between Hungary and the United Arab Emirates, along with one game at the 2009 FIFA Club World Cup in United Arab Emirates, refereeing TP Mazembe and Pohang Steelers FC.
[15] The match was won by Nigeria 1–0 after a goal by Edin Džeko of Bosnia-Herzegovina was disallowed when he was ruled offside by the assistant referee.