Mairin is a distinctive girls' name in United States, ranking #4610 in 1997 with 23 recorded births. This places Mairin in the top 29% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2007 with 43 births ranking #3762. Since 1996, the popularity has increased by 109.1%. In 1997, approximately 1 in every 75,681 girls born was named Mairin. FALLING Recent data shows the name is currently falling.