Tomos is a moderately popular boys' name in England & Wales, ranking #315 in 2003 with 89 recorded births. The name reached its all-time peak in 1999 with 137 births ranking #223. Since 1996, the popularity has decreased by 19.8%. In 2003, approximately 1 in every 3,365 boys born was named Tomos. FALLING Recent data shows the name is currently falling.