Mateusz is a moderately popular boys' name in England & Wales, ranking #324 in 2012 with 138 recorded births. The name reached its all-time peak in 2009 with 205 births ranking #221. Since 1996, the popularity has increased by 4,500.0%. In 2012, approximately 1 in every 2,525 boys born was named Mateusz. FALLING Recent data shows the name is currently falling.