Sidharth is a distinctive boys' name in United States, ranking #5361 in 2025 with 18 recorded births. The name reached its all-time peak in 2003 with 43 births ranking #2464. Since 1996, the popularity has increased by 80.0%. In 2025, approximately 1 in every 94,893 boys born was named Sidharth. STABLE Recent data shows the name is currently stable.