Jethro is a distinctive boys' name in United States, ranking #3916 in 1996 with 17 recorded births. This places Jethro in the top 37% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2025 with 245 births ranking #953. In 1996, approximately 1 in every 111,425 boys born was named Jethro. RISING Recent data shows the name is currently rising.