Koa is a distinctive boys' name in United States, ranking #1463 in 2013 with 113 recorded births. The name reached its all-time peak in 2025 with 1,281 births ranking #269. Since 1996, the popularity has increased by 564.7%. In 2013, approximately 1 in every 16,737 boys born was named Koa. RISING Recent data shows the name is currently rising.
Koa is a Hawaiian name often linked with bravery or the idea of a warrior. It also carries a natural association through the koa tree, which adds to its appeal.
The name has grown in modern use because it is brief, warm, and very image-rich. Its natural and heroic associations help it feel calm and strong at the same time.