Alex Zaliauskas (born 20 April 1971 in Toronto) is a Canadian retired high jumper.

Zaliauskas competed at the 1991 World Championships, the 1992 Olympic Games, the 1993 World Indoor Championships and the 1993 World Championships without reaching the final.

Zaliauskas's personal best jump is 2.31 metres, achieved in July 1991 in New York.^[1] Zaliauskas was a member of the '90 Commonwealth Games team before competing in '92 at the Barcelona Olympics. Zaliauskas's talents also shone as a student athlete, where he continued to dominate winning 5 CIAU titles while still holding both OUA and U Sports records.^{[citation needed]}