Robert Owen Antoniuk (born August 26, 2002) is a Canadian soccer player who plays for Calgary Foothills FC in League1 Alberta.

[6][7] In 2023, Antoniuk began attending the University of Calgary, where he played for the men's soccer team.

[11][12] In March 2022, he signed a professional contract with Whitecaps FC 2 in MLS Next Pro.

[19] In 2024, Antoniuk signed with League1 Alberta club Calgary Foothills FC.

[21] At the 2025 CPL–U Sports Draft, Antoniuk was selected in the second round (16th overall) by Cavalry FC.