notoriously unsuccessful make of car, introduced 1956 and named for Henry and Clara Ford's only child; figurative sense of "something useless and unwanted" is almost as old. Edsel is a family name, attested since 14c. (William de Egeshawe), from High Edser in Ewhurst, Surrey.
1. The company was still reeling from the Edsel fiasco a couple of years back.
2. In November 1893 , Clara gave birth to their first and only child, Edsel.