Nik Constantinou (born 17 December 1999) is an Australian professional gridiron football punter for the Hamilton Tiger-Cats of the Canadian Football League (CFL).

[1] After playing at the PEGS Football Club, Constantinou decided to commit to play college football for the Texas A&M Aggies.

[2][3] During Constantinou's freshman season in 2019 he played in one game where he punted once for 57 yards.

[9] After going unselected in the 2024 NFL draft, Constantinou signed with the Denver Broncos as an undrafted free agent.

[14] On May 27, 2024, it was announced that Constantinou had signed with the Hamilton Tiger-Cats.