Brett Duprez (born 1975) is a former Australian international lawn bowler.

[1] Duprez won the gold medal in the pairs at the 1998 Commonwealth Games in Kuala Lumpur.

[2] He has twice won medals at the World Bowls Championship, a bronze in the pairs at the 2000 World Outdoor Bowls Championship and a silver in the fours at the 2004 World Outdoor Bowls Championship.

[3] He won double gold at the 1999 Asia Pacific Bowls Championships in Kuala Lumpur.

[5] He was inducted into the Bowls NSW Hall of Fame in 2012.