Lantz is a distinctive boys' name in United States, ranking #5206 in 2000 with 14 recorded births. This places Lantz in the top 43% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 18 births ranking #4972. Since 1996, the popularity has decreased by 17.6%. In 2000, approximately 1 in every 140,281 boys born was named Lantz. FALLING Recent data shows the name is currently falling.