Theophilus is a distinctive boys' name in United States, ranking #2417 in 2025 with 57 recorded births. The name reached its all-time peak in 2022 with 68 births ranking #2165. Since 1996, the popularity has increased by 256.3%. In 2025, approximately 1 in every 29,966 boys born was named Theophilus. STABLE Recent data shows the name is currently stable.