|Affiliation:||Earth Cargo Service|
- See Mayweather (disambiguation) for other individuals named Mayweather.
Captain Mayweather was the Earth Cargo Service commanding officer of the ECS Horizon. With his wife, Rianna Mayweather, he was the father of Paul and Travis Mayweather and a daughter. At some point he visited Neubilia Prime, where the elders challenged him to a duel and he won. He died while Travis was serving on Enterprise NX-01. (ENT: "Fortunate Son", "Horizon")