Otto is a moderately popular boys' name in United States, ranking #277 in 2025 with 1,241 recorded births. The name reached its all-time peak in 2025 with 1,241 births ranking #277. Since 1996, the popularity has increased by 1,672.9%. In 2025, approximately 1 in every 1,376 boys born was named Otto. STABLE Recent data shows the name is currently stable.