Jaun is a distinctive boys' name in United States, ranking #7936 in 2005 with 9 recorded births. The name reached its all-time peak in 1999 with 16 births ranking #4445. Since 1996, the popularity has increased by 12.5%. In 2005, approximately 1 in every 221,905 boys born was named Jaun. FALLING Recent data shows the name is currently falling.