Mateusz is a moderately popular boys' name in England & Wales, ranking #221 in 2009 with 205 recorded births. The name reached its all-time peak in 2009 with 205 births ranking #221. Since 1996, the popularity has increased by 6,733.3%. In 2009, approximately 1 in every 1,649 boys born was named Mateusz. FALLING Recent data shows the name is currently falling.