Kailani is a moderately popular girls' name in United States, ranking #225 in 2023 with 1,320 recorded births. The name reached its all-time peak in 2022 with 1,349 births ranking #222. Since 1996, the popularity has increased by 6,847.4%. In 2023, approximately 1 in every 1,214 girls born was named Kailani. FALLING Recent data shows the name is currently falling.