The Hitchhiker's Guide Project

Beeblebrox, Zaphod the Fourth

The Great Grandfather of Zaphod Beeblebrox.

His son was Zaphod Beeblebrox the Third, and his son was Zaphod Beeblebrox the Second, and so on.

According to Zaphod Beeblebrox the Nothingth, there was an accident with a contraceptive and a time-machine.