Tomasz is a distinctive boys' name in England & Wales, ranking #516 in 2011 with 68 recorded births. The name reached its all-time peak in 2015 with 70 births ranking #543. Since 1996, the popularity has increased by 466.7%. In 2011, approximately 1 in every 5,086 boys born was named Tomasz. FALLING Recent data shows the name is currently falling.