Louis is a moderately popular boys' name in United States, ranking #245 in 2022 with 1,442 recorded births. The name reached its all-time peak in 2024 with 1,503 births ranking #236. Since 1996, the popularity has increased by 12.4%. In 2022, approximately 1 in every 1,210 boys born was named Louis. STABLE Recent data shows the name is currently stable.