Alder is a distinctive boys' name in United States, ranking #1402 in 2025 with 130 recorded births. The name reached its all-time peak in 2025 with 130 births ranking #1402. Since 1996, the popularity has increased by 2,500.0%. In 2025, approximately 1 in every 13,139 boys born was named Alder. STABLE Recent data shows the name is currently stable.