Jakobson, Roman (1896-1982)

Jamblichus Chalcidensis (ca. 245-ca. 325)

James, William (1842-1910)

Jameson, Fredric (1934)

Jaspers, Karl (1883-1969)

Johannes Damascenus, S. (ca. 676-749)

Johannes Philoponus/Alexandrinus (ca. 490-ca. 570)

Johannes Saresberiensis/John of Salisbury (ca. 1110-1180)

Johannes Trithemius/Johann Heidenberg (1462-1516)

Jung, Carl Gustav (1875-1961)