The name Gable is a boy's name of French origin meaning "triangular feature in architecture". Gable and is often added to lists like Celebrity Surnames as Firsts and discussed in our forums with posts like "Quick Question Thread?!".
From the experts:
The iconic Gone With the Wind star Clark's surname was brought into the first-name mix when Weeds' Kevin Nealon picked it for his son. Gable makes a strong and unusual possibility, a rhyming cousin to Abel and Mable.
The cast of Golden Age and later Hollywood characters is ever increasing, now including Harlow, Chaplin, Flynn and Monroe.