Poseidon is a distinctive boys' name in United States, ranking #3961 in 2016 with 27 recorded births. This places Poseidon in the top 28% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2022 with 33 births ranking #3515. In 2016, approximately 1 in every 70,267 boys born was named Poseidon. STABLE Recent data shows the name is currently stable.