Jacobus is a distinctive boys' name in United States, ranking #11444 in 2024 with 6 recorded births. The name reached its all-time peak in 1997 with 8 births ranking #6861. Since 1996, the popularity has increased by 20.0%. In 2024, approximately 1 in every 285,886 boys born was named Jacobus. STABLE Recent data shows the name is currently stable.