Kooper is a distinctive boys' name in United States, ranking #1601 in 2005 with 86 recorded births. The name reached its all-time peak in 2022 with 230 births ranking #980. Since 1996, the popularity has increased by 514.3%. In 2005, approximately 1 in every 23,223 boys born was named Kooper. STABLE Recent data shows the name is currently stable.