Harpo Marx for the name Adolph (as a child, he was routinely called "Ahdie" instead). The name change may have also happened because of the similarity between Harpo's name and Adolph Marks, a prominent show business attorney in Chicago. Urban legends stating that the name change came about during World War I due to anti-German sentiment in the US, or during World War II because of the stigma that Adolf Hitler imposed on the name, are groundless. His first screen appearance was in the film "Humor Risk" (1921), with his brothers, although according to Groucho, it was only screened once and then
Adolph I, Prince of Anhalt-Köthen Adolph I, Prince of Anhalt-Köthen Adolph I, Prince of Anhalt-Köthen (died Zerbst, 28 August 1473), was a German prince of the House of Ascania and ruler of the principality of Anhalt-Köthen. He was the eldest son of Albert IV, Prince of Anhalt-Köthen, by his first wife Elisabeth, daughter of Gebhard III, Count of Mansfeld. After the death of his father in 1423, Adolph succeeded him in Anhalt-Köthen with his second brother Waldemar V as co-ruler; their younger half-brother Albert VI, still a minor, was bypassed. After the death of Waldemar in 1436, Adolph became the sole ruler of the principality