Mohammed Amin Al-Husseini
An outspoken anti-Semite, he had a very close friendship with Adolf Hitler and visited muslim SS units, such as the Handschar Brigade. Al-Husseini also supported Hitler's deadly "Final Solution." In 1945, Al-Husseini was captured with many Nazis at Nuremberg and was labeled a war criminal, buut he escaped and fled to Egypt, where he lived until his death in 1973.
Yasser Arafat was a distant cousin of his.