COACH PROFILE

J. Siewert

Career, honours and matches.

Coaching career

Teams and appointment dates

7 spells

Coaching history available. Last checked 04 Nov 2026 UTC.

TEAM	START	END
Greuther Fürth	01 Nov 2024	01 May 2025
Mainz	01 Nov 2023	01 Feb 2024
Mainz 05 II	01 Jul 2022	01 Nov 2023
Huddersfield Town	01 Jan 2019	01 Aug 2019
Borussia Dortmund II	01 Jul 2017	01 Jan 2019
Bochum U19	01 Jul 2016	01 Jun 2017
Rot-Weiss Essen	01 Jul 2015	01 Apr 2016

Dates are shown as reported. An unknown end date does not establish a current appointment. Separate spells at the same team remain separate; coverage may be incomplete. Source: API-Football · As of 04 Nov 2026 UTC.

Honours & trophies

Competitions, seasons and finishes

All career years

No honours data available. Last checked 4 Nov 2026 UTC.

No honours data available. This does not mean the coach has won no trophies.

All years and competitions reported for this coach profile. Includes wins and other finishes. Undated entries may overlap, so these are not a total trophy count. The source does not distinguish honours earned as a player from those earned as a coach.

Matches by club

TEAM	COMPETITION	SEASON START	MATCHES	FIRST MATCH	LAST MATCH
SpVgg Greuther Fürth	2. Bundesliga	2024	20	23 Nov 2024	04 May 2025
FSV Mainz 05	Bundesliga	2023	12	04 Nov 2023	11 Feb 2024
Huddersfield	Championship	2019	3	05 Aug 2019	16 Aug 2019
Huddersfield	League Cup	2019	1	13 Aug 2019	13 Aug 2019
Huddersfield	Premier League	2018	15	29 Jan 2019	12 May 2019