Zo is a distinctive boys' name in United States, ranking #10686 in 2025 with 7 recorded births. This places Zo in the bottom 23% 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 16 births ranking #5864. In 2025, approximately 1 in every 244,011 boys born was named Zo. FALLING Recent data shows the name is currently falling.