Athanasios is a distinctive boys' name in United States, ranking #5078 in 2015 with 18 recorded births. The name reached its all-time peak in 2009 with 33 births ranking #3340. Since 1996, the popularity has decreased by 21.7%. In 2015, approximately 1 in every 106,459 boys born was named Athanasios. RISING Recent data shows the name is currently rising.