Souleymane Diaby (born 8 October 1999) is an Ivorian professional footballer who plays as a left-back for Winterthur.
Career
Diaby began his senior career in the Ivory Coast with Bingerville, and moved to Denguélé briefly in 2017. From 2017 to 2021, he played with Gagnoa. On 3 July 2021, he moved to the Swiss club Winterthur. He helped Winterthur win the 2021–22 Swiss Challenge League, and earned promotion into the Swiss Super League. He extended his contract with Winterthur on 28 July 2022 for 3 more years. He made his professional debut with Winterthur in a 2–0 Swiss Super League loss to St. Gallen on 23 June 2022.
International career
Diaby is a youth international for Ivory Coast, having played for the Ivory Coast U17s and U20s. In March 2021, he received a call-up to the senior Ivory Coast national team for the first time.