Julius Leopold Bernhard Exter (20 September 1863, Ludwigshafen - 16 October 1939, Übersee) was a German painter and sculptor.
In 1881, he enrolled at the Academy of Fine Arts, Munich, where he befriended Franz von Stuck.
The two were introduced painting en plein air at the Osternberg artists colony in the early 1890s.
Among his best-known students were the sculptor, Eva Eisenlohr [de], and Karl Friedrich Lippmann.
His daughter Judith donated his estate to the State of Bavaria in return for a life annuity.