Giannis Theodosoulakis is a professional footballer from GRE and is currently 22 years old. He is on the books of OFI Crete and wears shirt number 46. His main role on the pitch is Forward. His stronger foot is Right. His estimated market valuation currently stands at 700K €.

His latest transfer saw him join OFI Crete from OFI Crete U19 via on 2022-08-19.

During the Super League Greek 2025-2026 campaign, Giannis Theodosoulakis made 19 appearances, scoring 2 goals and adding 0 assists. He averaged 0.1 goals per match from 9 shots, with 5 on target.