Junior Diaz is a professional footballer from CIV and is currently 22 years old. He is on the books of Troyes and wears shirt number 4. His main role on the pitch is Defender. His stronger foot is Right. His estimated market valuation currently stands at 6M .

His latest transfer saw him join Troyes from Stade Brestois 29 via Loan on 2026-06-29.

Across the Ligue 1 2025-2026, Junior Diaz appeared in 24 matches and averaged 0.5 tackles, 0.7 interceptions, 2.8 clearances, and 0.1 blocked shots per game.