Is Koiko a boy or girl name?
Koiko is listed as a girl name in our name lists. It is recorded in Japan. Koiko is too rare in US Social Security records for us to chart.
Koiko was gathered with automated tools. It has not been checked against an official register and carries no counts, so treat the details on this page as unconfirmed. How the lists are made.
Where Koiko is recorded
A country here means the name is recorded there. It is not a ranking.
Names that start like Koiko
This page shows only what our lists record for Koiko. We do not publish name meanings or origins. Sources and method.