He is also notable as the father of the musicians Jakob Hassler, Hans Leo Hassler and Kasper Hassler.
Friedrich Gustav Jakob Henle | St. Jakob-Park | Jakob Böhme | Philipp Jakob Cretzschmar | Johann Jakob Engel | Jakob Michael Reinhold Lenz | Johann Jakob Reiske | Jakob von Uexküll | Jakob Nielsen (usability consultant) | Jakob Nielsen | Jakob Heine | Jakob Altaras | Ferdinand Rudolph Hassler | Emil Jakob Schindler | Johann Jakob Kaup | Jakob Steiner | Jakob Sporrenberg | Jakob Friedrich Fries | Jakob Erhardt | Jakob Bogdani | Hans Leo Hassler | Hans Jakob Christoffel von Grimmelshausen | Carl Jakob Adolf Christian Gerhardt | Walter Jakob Gehring | Thomas Häßler | Sankt Jakob in Defereggen | Rudolf Jakob Camerarius | portrait of Jakob Muffel | Julia Hassler | Johann Jakob von Tschudi |