Phineas is a distinctive boys' name in United States, ranking #1538 in 2024 with 114 recorded births. The name reached its all-time peak in 2016 with 142 births ranking #1284. Since 1996, the popularity has increased by 1,325.0%. In 2024, approximately 1 in every 15,047 boys born was named Phineas. STABLE Recent data shows the name is currently stable.