Joscelin is a unisex name of French origin, derived from the Latin 'Iosecalinus', which was a variant of the Germanic name 'Isaclinus'. The name Joscelin is composed of two elements: 'Isacl' meaning 'God will help', and '-lin', a suffix that means 'little'. Thus, Joscelin can be interpreted as meaning 'little God will help'. In medieval France, it was a common name among the nobility, with several notable figures bearing this name. However, today, Joscelin is considered quite rare, making it a unique choice for parents seeking an unusual yet meaningful name.
The name Joscelin experienced a significant rise and fall in popularity over the years, peaking with 35 births in 2006 before declining to just 7 births in 2012 and 2014.