Nathyn, of Latin origin, means "born on Christmas day". It is a unisex name, though it's more commonly used for males. Spelling variations include Nathaneal and Nathanial. Notable individuals with this name include American actor Nathyn Plett (b. 1985) and British musician Nathyn Taylor (b. 1992).
The name Nathyn experienced fluctuations in popularity over time, with peaks occurring in 1999 (14 births), 2002 (14 births), and 2004 (22 births). However, there seems to be a recent decline in its usage, as the number of annual births has been under 10 since 2016.