Meaning: from a Germanic tribal name called Gaut meaning “Goth” with a diminutive suffix so basically meaning “little Goth”. It became Goscelin and Gozelin in Norman French, eventually becoming Jocelin in English.
Jocelyn may also come from Joyce, meaning “lord” or “to rejoice”.
Jocelyn was used as a masculine name before it became more popular for women.
Joss is a diminutive of the name.
Variants: Joselyn, Joslyn, Jocelin, Josceline, Josslyn, Jossline, Jocelyne, Josseline, Josceline