Cain is a moderately popular boys' name in England & Wales, ranking #255 in 2000 with 111 recorded births. This places Cain in the top 6% of ranked UK boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2001 with 191 births ranking #184. Since 1996, the popularity has increased by 33.7%. In 2000, approximately 1 in every 2,641 boys born was named Cain. STABLE Recent data shows the name is currently stable.