Date of Birth: 
Place of Birth: Sydney, New South Wales, Australia
About Greg Welch
- Gregory ("Greg") John Welch OAM (born in 1964 in Campsie, Sydney, Australia) is an Australian triathlete.
- He is acknowledged as one of the greatest triathletes due to his remarkable dominance in winning "The Grand Slam" which includes the ITU Triathlon World Championships (1990), The Ironman World Championship (1994), the ITU Duathlon World Championships (1993) and the Long Course Triathlon World Championship (1994).
- Greg was an ambassador to the UNHCR (United Nations High Commissioner for Refugees) in 2000.Due to his being diagnosed with ventricular tachycardia, he has undergone nine open-heart surgeries from 2001 until 2003 and has retired from sports.
- He maintains contact with triathlon through his work as an advisor, coach and commentator with the World Triathlon Corporation. He is married to fellow Ironman triathlete Sian Welch, they have two children aged 14 and 16.
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