Franz Heinrich Kaiser (25 April 1891 – 13 March 1962) was a German astronomer.
[2] He worked at the Heidelberg-Königstuhl Observatory from 1911 to 1914 while working on his Ph.D. there, which he obtained in 1915.
During this time, Heidelberg was a center of asteroid discovery, and Kaiser discovered 21 asteroids during his time there.
[1] The outer main-belt asteroid 3183 Franzkaiser was named in his memory on 1 September 1993 (M.P.C.
22497).