Jennessa is a distinctive girls' name in United States, ranking #4622 in 2009 with 32 recorded births. The name reached its all-time peak in 2006 with 35 births ranking #4203. Since 1996, the popularity has increased by 433.3%. In 2009, approximately 1 in every 57,402 girls born was named Jennessa. FALLING Recent data shows the name is currently falling.