Karin is a distinctive boys' name in United States, ranking #11333 in 2025 with 6 recorded births. This places Karin in the bottom 19% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2022 with 15 births ranking #6004. In 2025, approximately 1 in every 284,679 boys born was named Karin. FALLING Recent data shows the name is currently falling.