Marybeth is a distinctive girls' name in United States, ranking #2555 in 1999 with 56 recorded births. The name reached its all-time peak in 1999 with 56 births ranking #2555. Since 1996, the popularity has increased by 12.0%. In 1999, approximately 1 in every 31,675 girls born was named Marybeth. RISING Recent data shows the name is currently rising.