Tomos is a moderately popular boys' name in England & Wales, ranking #236 in 1997 with 128 recorded births. The name reached its all-time peak in 1999 with 137 births ranking #223. Since 1996, the popularity has increased by 15.3%. In 1997, approximately 1 in every 2,457 boys born was named Tomos. FALLING Recent data shows the name is currently falling.