Jonas is a moderately popular boys' name in United States, ranking #375 in 2009 with 812 recorded births. This places Jonas in the top 3% of ranked US boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2008 with 1,256 births ranking #274. Since 1996, the popularity has increased by 143.8%. In 2009, approximately 1 in every 2,442 boys born was named Jonas. FALLING Recent data shows the name is currently falling.