Zaphod was a miner who lived in the mining colony on Corvan II in the 2250s.
In November 2256, Zaphod was killed when the Klingons attacked the colony. (DIS: "The Butcher's Knife Cares Not for the Lamb's Cry")
This character was only mentioned in dialogue.
The name Zaphod is a reference to Zaphod Beeblebrox, a character in The Hitchhiker's Guide to the Galaxy by Douglas Adams. (citation needed • edit)