Named in honor of Dr. Jan J. Woltjer Jr. {1891–1946}, who was assistant professor at the Leiden Observatory from 1941–1946. He was an authority in the field of celestial mechanics and Cepheid pulsations. (M 3569) _ _.
Discovered on 24-9-1960 in Palomar by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T.