Souleymane Diaby is a professional footballer from CIV and is currently 27 years old. He is on the books of Winterthur and wears shirt number 18. His main role on the pitch is Defender. He measures 169cm in height and weighs 69kg. His stronger foot is Left. His estimated market valuation currently stands at 300K €.

His latest transfer saw him join Winterthur from SC Gagnoa via on 2021-07-03.

Across the Switzerland Super League 2025-2026, Souleymane Diaby appeared in 21 matches and averaged 1.6 tackles, 0.7 interceptions, 2.3 clearances, and 0 blocked shots per game.