At 28, TSG 1899 Hoffenheim's Julian Nagelsmann is officially the youngest permanent head coach in Bundesliga history, but where does the fresh-faced tactician sit on the all-time age scale across all major sports? bundesliga.com reveals all...

Read: Ten things about Julian Nagelsmann

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Editor's note: Bernd Stöber was 24 when he took charge of 1. FC Saarbrücken for one match during the 1976/77 Bundesliga campaign, but that was in an interim capacity. The above graphic only concerns the ages and appointments of full-time head coaches.