Jetta is a distinctive girls' name in United States, ranking #9640 in 1998 with 9 recorded births. The name reached its all-time peak in 2009 with 50 births ranking #3323. Since 1996, the popularity has increased by 12.5%. In 1998, approximately 1 in every 196,321 girls born was named Jetta. FALLING Recent data shows the name is currently falling.