On record since 1960
Nikko
A spelling of Kai. From Hawaiian: sea. Also roots in several other languages.
Also spelled Nico, Niko, Neco in U.S. records.
U.S. RecordSocial Security, 1880 to 2024
All-time rank#4,411 of 104,819 names
People on record4,550
Peak decade2020s
First recorded1960