Hans "Hennes" Jäcker (20 November 1932 – 7 April 2013) was a German football player.
He spent 11 years with Eintracht Braunschweig, including four seasons in the Bundesliga starting with the league's foundation in 1963.
After retiring as a player, Jäcker worked as a youth coach at Eintracht Braunschweig and for a time managed Regionalliga Nord side Leu Braunschweig.
From 1980 to 1983 he also served as the president of Eintracht Braunschweig.