Nani is of Hawaiian origin, meaning 'celestial being'. It's often used as a nickname for women named Nancy or Anna.
The name Nani experienced a significant shift in popularity over the past century. After starting with just five births in 1922, it reached its peak in recent years, with 39 births in 2021 and 33 births in 2023. There were several periods of increased popularity, notably from the late 50s to the mid-70s where it consistently had 6-10 births per year. However, since 2003, Nani has seen a substantial rise in its usage, with numbers often doubling or even tripling each decade.