Mateusz is a moderately popular boys' name in England & Wales, ranking #239 in 2010 with 195 recorded births. The name reached its all-time peak in 2009 with 205 births ranking #221. Since 1996, the popularity has increased by 6,400.0%. In 2010, approximately 1 in every 1,776 boys born was named Mateusz. FALLING Recent data shows the name is currently falling.