Mattalyn is a distinctive girls' name in United States, ranking #13471 in 2007 with 8 recorded births. The name reached its all-time peak in 2008 with 16 births ranking #7981. Since 1996, the popularity has increased by 60.0%. In 2007, approximately 1 in every 240,306 girls born was named Mattalyn. FALLING Recent data shows the name is currently falling.