Merly is a distinctive girls' name in United States, ranking #11010 in 2003 with 9 recorded births. This places Merly in the bottom 40% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2012 with 14 births ranking #8495. In 2003, approximately 1 in every 203,006 girls born was named Merly. FALLING Recent data shows the name is currently falling.