Johann Janssen

Johann Janssen or Johann Janßen is the name of the following people:

• Johann Janssen (shipbuilder) (around 1777–1802), Bremen shipbuilder
• Johann Janßen (politician) (1895–1983), German politician (SPD), Lord Mayor of Wilhelmshaven
• Johann Anton Rudolph Janssen (1767–1849), German clergyman, philosopher and writer
• Johann Peter Theodor Janssen (1844–1908), German painter and university professor

See also:

• Johannes Janssen
• Johannes Jansen
• Hans Janßen
• Hans Jansen

This is a disambiguation page for differentiating between several terms identified with the same word.