Rider

• As an English surname, from the noun rider.
• Also as an English surname, from Old English rēodan (“to clear out”), from Proto-West Germanic *reudan. Compare Reeder.
• Also as an English surname, from dialectal rithe (“small stream”).
• As an Irish surname, calque from Irish ó marcaigh (“descendant of the (horse)rider”). This is also found directly in Markey.
• As a German surname, Americanized from Reiter.

Rider

1. A surname originating as an occupation. More often spelled Ryder.

• direr, drier, reird