Bartosch Gaul (born 5 October 1987) is a German-Polish professional football manager who is currently the manager of club Sanfrecce Hiroshima.
At the start of the 2008âÂÂ09 season, Gaul became Dirk Reimöller's assistant coach in Schalke 04 U17s, a position he held until 2010. He then worked for two seasons as the head coach of the Schalke youth team, before becoming Norbert Elgert's assistant coach in the under-19 team in July 2012. In his last season in charge, the youth team led by Thilo Kehrer, who would go on to become a German international, won the German championship in the final against TSG 1899 Hoffenheim.
In July 2015, Gaul joined the youth department of Mainz 05 as a coach and a coordinator. At the start of the 2018âÂÂ19 season, he was appointed as manager of Mainz 05 II, playing in Regionalliga Südwest. In four years, he oversaw the team in 135 games before leaving in June 2022.
On 23 June 2022, Gaul was announced as the new head coach of Polish Ekstraklasa club Górnik Zabrze. On 18 March 2023, one day after leading his team to a 3âÂÂ2 comeback win against Wisà Âa Pà Âock, which promoted Górnik to the 14th spot in the league table, Gaul was replaced at his post by Górnik's previous manager Jan Urban.
On 1 February 2024, RB Leipzig announced that Gaul would be joining their academy staff as the head of performance division for teams from U15 to U19.
In December 2025, it was announced that Gaul would become manager of J1 League club Sanfrecce Hiroshima for the upcoming season.
Born in Bytów, Poland, Gaul has German and Polish citizenship.