1934 OB. Discovered 1934 July 16 by K. Reinmuth at Heidelberg.
Named in honor of the Swedish astronomer Knut Emil Lundmark (1889–1958). Lundmark studied extensively globular clusters and galaxies and determined absolute stellar magnitudes as well as galactic distances. He also contributed to our knowledge in the field of history of astronomy. (H 121)
Lundmark is also honored by a lunar crater.