Lanny is a distinctive boys' name in United States, ranking #5503 in 1997 with 11 recorded births. The name reached its all-time peak in 2005 with 15 births ranking #5459. Since 1996, the popularity has increased by 37.5%. In 1997, approximately 1 in every 171,372 boys born was named Lanny. STABLE Recent data shows the name is currently stable.