Jethro is a distinctive boys' name in United States, ranking #1078 in 2024 with 201 recorded births. The name reached its all-time peak in 2025 with 245 births ranking #953. Since 1996, the popularity has increased by 1,082.4%. In 2024, approximately 1 in every 8,534 boys born was named Jethro. RISING Recent data shows the name is currently rising.