Marleth is a distinctive girls' name in United States, ranking #16415 in 2006 with 6 recorded births. This places Marleth in the bottom 18% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2004 with 6 births ranking #15368. In 2006, approximately 1 in every 316,845 girls born was named Marleth. FALLING Recent data shows the name is currently falling.