Again, no connection to actual historical events. The Alexandres Dumas, father and son, were both well known writers in 19th century France — the father as the author of adventures such as The Three Musketeers and The Count of Monte Cristo, and his illegitimate son as the author of La Dame aux Camélias.
When I wrote this clerihew about the Dumas family some time ago, I though I was pretty clever getting in the père and fils references but several other writers, including Dorothy Parker, got there before me!
“Rogues are preferable to imbeciles because they sometimes take a rest.”
– Alexandre Dumas, père (1802 – 1870)