Joscelin German - Female Variant of Jocelyn: 'One of the Goths'. Introduced into Britam as a masculine name during the Norman Conquest, Jocelyn was adopted as a feminine first name in the early 20th century. Rated 2.38 out of 4 stars ★ ★ ★ ★ Rating: 2.38 (8 votes) Add to favorites