[1] His sister, Christiane, married German indologist Heinrich Zimmer and they moved to New Rochelle, when he became a visiting lecturer at Columbia University.

[2] His father died of a heart attack in Vienna on 15 July 1929 as he was dressing for the funeral of Raimund's elder brother, Franz, who committed suicide at age 25 two days' prior.

[7] He belonged to the small, highly successful band of Austrians who made their name in Britain and in the United States—with his friend Sir George Weidenfeld probably the best known of all.

[9] His family owned Schloss Prielau, a 17th-century chateau on the shores of the lake at Zell am See, which had been seized by the Nazis because of their Jewish ancestry, but was restituted in 1947.

[10] On 21 January 1933, von Hofmannsthal married Princess Obolensky, the former Ava Alice Muriel Astor (1902–1956), in the city court of Newark, New Jersey.