Jenny is a moderately popular girls' name in England & Wales, ranking #332 in 1997 with 103 recorded births. The name reached its all-time peak in 1996 with 147 births ranking #256. Since 1996, the popularity has decreased by 29.9%. In 1997, approximately 1 in every 2,846 girls born was named Jenny. FALLING Recent data shows the name is currently falling.