Leek was born in the Sydney suburb of Blacktown. He began swimming at the age of eight to aid his disability.[2] He was a member of Ripples St Marys Swimming Club for 13 years. He attended Oxley Park Public School during his primary school years, and then Colyton High School.[4] He completed a Bachelor of Applied Economics at the University of Canberra.[5]
Career
His debut in major international competition was at the 2006 IPC Swimming World Championships in Durban, South Africa where he won two gold, two silver and one bronze medals.[2]
At the 2008 Beijing Games in his Paralympic debut, he won three gold medals in the Men's 100 m Butterfly S8, Men's 200 m Individual Medley SM8, and Men's 4 × 100 m Medley 34 pts events, for which he received a Medal of the Order of Australia,[1] four silver medals in the Men's 50 m Freestyle S8, Men's 4 × 100 m Freestyle 34 pts, Men's 400 m Freestyle S8, and Men's 100 m Backstroke S8 events, and a bronze medal in the Men's 100 m Freestyle S8 event.[6] He broke four world records and four Paralympic records.[2]
He missed the 2010 Commonwealth Games due to glandular fever.[7] Leek did not return to the pool following this illness. Leek turned to a different passion and graduated from the University of Canberra with a Bachelor of Applied Economics. Following his graduation, Peter began working as a management consultant in health, ageing and human services at KPMG Australia. Leek considers his graduation as one of his greatest achievements.[8]