Aloysius is a distinctive boys' name in United States, ranking #5025 in 2022 with 19 recorded births. The name reached its all-time peak in 2017 with 28 births ranking #3782. Since 1996, the popularity has increased by 90.0%. In 2022, approximately 1 in every 91,809 boys born was named Aloysius. RISING Recent data shows the name is currently rising.