Xianbei (鮮卑 pinyin xian1 bei1), can also be written as Hsien-Pi (Wade-Giles) and other variations with an hyphen or space between the two syllables of any of the two transliterations, was a significant tribe residing in today Manchuria and eastern portion of Mongolia before migrating into areas of today provinces of Shanxi, Shaanxi, Gansu, Qinghai, Hebei, Inner Mongolia and Liaoning.
... (+ 1983)
April 22 - Robert Oppenheimer, physicist (+ 1967)
May 6 - Harry Martinson, swedish author, winner of the Nobel Prize in literature
May 11 - Salvador Dalí, ...