Mairin is a distinctive girls' name in United States, ranking #4907 in 2005 with 27 recorded births. The name reached its all-time peak in 2007 with 43 births ranking #3762. Since 1996, the popularity has increased by 145.5%. In 2005, approximately 1 in every 68,433 girls born was named Mairin. FALLING Recent data shows the name is currently falling.