Matilyn is a distinctive girls' name in United States, ranking #3391 in 2009 with 49 recorded births. The name reached its all-time peak in 2008 with 63 births ranking #2846. Since 1996, the popularity has increased by 308.3%. In 2009, approximately 1 in every 37,487 girls born was named Matilyn. RISING Recent data shows the name is currently rising.