Tomasz is a distinctive boys' name in England & Wales, ranking #647 in 2013 with 52 recorded births. The name reached its all-time peak in 2015 with 70 births ranking #543. Since 1996, the popularity has increased by 333.3%. In 2013, approximately 1 in every 6,415 boys born was named Tomasz. FALLING Recent data shows the name is currently falling.