The Salian Dynasty of the Holy Roman Empire was founded by Conrad II (c. 990 - 1039). The dynasty reigned from 1024-1125. Their regnal dates as emperor are confused by the issue of election and subsequent coronation.
... actress (+ 1983)
April 22 - Robert Oppenheimer, physicist (+ 1967)
May 6 - Harry Martinson, swedish author, winner of the Nobel Prize in literature
May 11 - ...