Biography of Otto Neugebauer by N. M. Swerdlow, from Proceedings of the American Philosophical Society vol. 137, 1993, 138-165.
Biography (1936) by G. W. Dunnington, from National Mathematics Magazine vol. 11, 1936, 14-16.
Otto Neugebauer, Reminiscences and Appreciation by P. J. Davis, from American Mathematical Monthly vol. 101, 1994, 129-131.
Dedication of a memorial plaque at the Mathematical Institute, Göttingen, July 1, 2010.