my results in 2003
- bronze medal at 10-metre synchro and 5th at three-metre synchro, 4th at the tower and 10th at 3 metres at the Australian FINA Grand Prix, Adelaide, February 12-14
- silver medal at 3M synchro and 5th at the tower synchro, with Philippe Comtois, 6th at 3 M at the Chinesse FINA Grand Prix, Zhuhai, February 21-23
- Alexandre wins gold at 1 M, 3 M, 3M synchro and at the tower at the Winter Canadian Nationals Championships
- gold medal at 3 metres at the Pointe-Claire junior and senior Championships, April 11-13
- gold medal at 3M synchro with Philippe Comtois, silver medal at 3M, 5th at the tower synchro with Philippe Comtois and 6th at the tower at Canada Cup, Victoria, May 2-4
- silver medals with Philippe Comtois at 3M and tower synchro, silver medal at the tower at the Mexico FINA Grand Prix, Juarez City, May 16-18
- gold medals at 3M and at the tower at 2003 Summer Senior Nationals, Winnipeg, June 5-8
- gold medal at the tower, bronze medal with Philippe Comtois at the tower synchro, 6th at 3M at the FINA Diving Grand Prix 2003 Super Final, held in Tultitlan, Mexico, June 14-15
- world champion at the tower, 6th at 3 metres, 9th at 3M synchro and 9th at the tower synchro with Philippe Comtois at the 2003 World Aquatic Championships, Barcelona, July 13-20
- gold medal at 3 M, gold medals at 3M synchro and at the tower synchro with Philippe Comtois, and bronze medal at the tower at the Pan American Games, Santo Domingo, August 6-9
- gold medals at 1M, 3M and at the tower at the Pan American junior diving championships, Brazil, September 3-7
- gold medals at 3M and at the tower at the 2003 International Camo Invitational, December 4-7
- gold medals at 3M and at the tower at the Championnat provincial junior et senior Philippe Comtois, December 12-14

On March 25, Alexandre was named junior male athlete of the year in Canada for 2002. It was the fourth time in five years that he received this award.

Alexandre is named Top Male Athlete of the Year by Diving Plongeon Canada on November 19

McDonald's opened a new website for Alexandre.

Mathew Helm, Alexandre Despatie, world champion at the tower, and Tian Liang.
photo : Dusan Vranic, Associated Press