Blas is a distinctive boys' name in United States, ranking #5484 in 2020 with 16 recorded births. The name reached its all-time peak in 2005 with 42 births ranking #2620. Since 1996, the popularity has decreased by 38.5%. In 2020, approximately 1 in every 107,817 boys born was named Blas. FALLING Recent data shows the name is currently falling.