Larz is a distinctive boys' name in United States, ranking #9532 in 2004 with 7 recorded births. This places Larz in the bottom 28% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2007 with 13 births ranking #6477. Since 1996, the popularity has decreased by 22.2%. In 2004, approximately 1 in every 283,543 boys born was named Larz. FALLING Recent data shows the name is currently falling.