Marilla is a distinctive girls' name in United States, ranking #8167 in 2025 with 13 recorded births. This places Marilla in the top 47% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2022 with 27 births ranking #4984. Since 1996, the popularity has increased by 116.7%. In 2025, approximately 1 in every 123,636 girls born was named Marilla. RISING Recent data shows the name is currently rising.