Abu Dawud said "I heard that Ahmad bin Hanbal was asked about the name of Abu Nuh" . He said "What will you do with his name? His name is a bad one.
Abu Dawud said "the name of Abu Nuh is Qurad. What is correct is that his name is "Abd Al Rahman bin Ghazwan.
In-book : Book 15, Hadith 214
English translation : Book 14, Hadith 2684