Ioannis Dimakopoulos (Greek: Ιωάννης Δημακόπουλος; born 7 November 1994) is a Greek-Australian professional basketball player for the Perth Redbacks of the NBL1 West.

[3] In 2012, Dimakopoulos moved to the United States to attend Cathedral High School in Los Angeles, California.

[3] After high school, Dimakopoulos played four years of NCAA Division I college basketball for the UC Irvine Anteaters.

[2] On 23 December 2020, Dimakopoulos signed with Aris Leeuwarden of the Dutch Basketball League for the season restart in January 2021.

[1] For the 2022–23 season, Dimakopoulos had a one-game stint with MBK Handlová in Slovakia before playing 14 games for UBSC Graz in Austria between 2 October and 29 December.

[9] He helped the Wolves reach the grand final,[10] where they lost 86–80 to the Geraldton Buccaneers despite Dimakopoulos' 10 points, nine rebounds and five assists.