Bartosz is a moderately popular boys' name in England & Wales, ranking #487 in 2007 with 67 recorded births. This places Bartosz in the top 9% 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 104 births ranking #376. In 2007, approximately 1 in every 4,946 boys born was named Bartosz. FALLING Recent data shows the name is currently falling.