Mairin is a distinctive girls' name in United States, ranking #6769 in 2012 with 19 recorded births. The name reached its all-time peak in 2007 with 43 births ranking #3762. Since 1996, the popularity has increased by 72.7%. In 2012, approximately 1 in every 92,671 girls born was named Mairin. FALLING Recent data shows the name is currently falling.