Cainen is a distinctive boys' name in United States, ranking #4118 in 2006 with 23 recorded births. The name reached its all-time peak in 2017 with 50 births ranking #2536. Since 1996, the popularity has increased by 283.3%. In 2006, approximately 1 in every 89,353 boys born was named Cainen. RISING Recent data shows the name is currently rising.