Mateusz is a moderately popular boys' name in England & Wales, ranking #308 in 2007 with 122 recorded births. The name reached its all-time peak in 2009 with 205 births ranking #221. Since 1996, the popularity has increased by 3,966.7%. In 2007, approximately 1 in every 2,716 boys born was named Mateusz. FALLING Recent data shows the name is currently falling.