Names in Abb-, App-, may come from either Abraham or Abel, and from Abbs we also have NAbbs.
"The Romance of Names"
Ernest Weekley
676, 677. Bened Abb.
"The History of England, Volume I"
David Hume
One day, after dining with the Abb, de Radonvillers at Versailles, in company with several courtiers and marshals of France, he was boasting of the rare acquaintance with etiquette and custom which he had exhibited at dinner.
"The Laws of Etiquette"
A Gentleman