Johan Gastien is a professional footballer from FRA and is currently 39 years old. He is on the books of Clermont and wears shirt number 25. His main role on the pitch is Midfield. He measures 179cm in height and weighs 69kg. His stronger foot is Right. His estimated market valuation currently stands at 150K €.

His latest transfer saw him join Clermont from Stade Brestois 29 via Free on 2018-07-01.

Over 21 appearances in the French Ligue 2 2025-2026, Johan Gastien contributed 0 goals and 2 assists, completed 9 key passes from 1013 total passes, and posted a passing accuracy of 41.8.