Sullivan is a moderately popular boys' name in England & Wales, ranking #269 in 2024 with 174 recorded births. The name reached its all-time peak in 2024 with 174 births ranking #269. Since 1996, the popularity has increased by 3,380.0%. In 2024, approximately 1 in every 1,596 boys born was named Sullivan. RISING Recent data shows the name is currently rising.