Mateusz is a moderately popular boys' name in England & Wales, ranking #409 in 2014 with 99 recorded births. This places Mateusz in the top 7% of ranked UK boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2009 with 205 births ranking #221. Since 1996, the popularity has increased by 3,200.0%. In 2014, approximately 1 in every 3,355 boys born was named Mateusz. FALLING Recent data shows the name is currently falling.