Though Gereon was a saint martyred in 4th century Cologne, Gereon is actually Greek in origin, derived from geron meaning "old man."Gereon
(also spelled Garrian) (GARE-ee-in) -- A German name I found on a website. This is so masculine and wonderful, and I'm sure it would suit a child as well as an adult. It's more exotic then the every day Gary.
Though Gereon was a saint martyred in 4th century Cologne, Gereon is actually Greek in origin, derived from geron meaning "old man."