Joslyn is a distinctive girls' name in United States, ranking #1688 in 2022 with 124 recorded births. This places Joslyn in the top 10% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2010 with 461 births ranking #641. Since 1996, the popularity has decreased by 36.1%. In 2022, approximately 1 in every 13,216 girls born was named Joslyn. FALLING Recent data shows the name is currently falling.