Marilynn is a distinctive girls' name in United States, ranking #4242 in 2004 with 33 recorded births. The name reached its all-time peak in 2014 with 84 births ranking #2248. Since 1996, the popularity has decreased by 21.4%. In 2004, approximately 1 in every 55,640 girls born was named Marilynn. STABLE Recent data shows the name is currently stable.