Cavan is a moderately popular boys' name in England & Wales, ranking #421 in 2001 with 51 recorded births. The name reached its all-time peak in 1998 with 55 births ranking #398. Since 1996, the popularity has increased by 218.8%. In 2001, approximately 1 in every 5,643 boys born was named Cavan. RISING Recent data shows the name is currently rising.