Naoko
Meaningoften honest child · Japanese
Naoko is a Japanese girl name often meaning “honest child”. In Japan, parents often choose a name as much for the kanji characters behind it as for its sound, so the same name can carry several shades of meaning. A meaning like this gives a child something to grow into, and a good story to tell when someone asks about their name. It sounds soft and friendly, it's easy to spell and quick to call across a playground, and it pairs well with middle names of almost any length.
Did you know?
- GenerationNaoko peaked in 1982, which makes it a Millennial name. The typical Naoko you'd meet today is about 43 years old.
- HistoryNaoko first shows up in US birth records in 1977, the first year at least 5 babies got it. It has been in use for 48 years since.
US births per million girls, 1977–2025
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Popularity: U.S. Social Security Administration (babies with 5+ births per year).
About the name Naoko
Naoko is a girl name of Japanese origin meaning “often honest child”. Its two syllables give it an easy rhythm, and the open vowel at the end makes it sound soft and warm. It hit its peak in the 1980s, so it feels familiar without being trendy. It's rarely heard today, so it stands out while still being a real, established name.
Origin:Japanese names
More Japanese girl names
- Girl name: Naomi · pleasantness
- Girl name: Noa · movement
- Girl name: Reina · queen
- Girl name: Aya · sign, verse
- Girl name: Hana · one; flower in Japanese
- Girl name: Kiyomi · often pure beauty
- Girl name: Yuna · often gentle
- Unisex name: Akira · bright, clear
Questions about the name Naoko
What does the name Naoko mean?
Naoko means “often honest child” and comes from Japanese. Other girl names with a similar meaning include Naziha (“honest, pure”), Nao (“often honest”) and Pranjal (“sincere, honest”).
What is the origin of the name Naoko?
Naoko is Japanese in origin. Other Japanese names to consider are Naomi (“pleasantness”), Noa (“movement”), Reina (“queen”) and Aya (“sign, verse”).
Is Naoko a boy or girl name?
Naoko is a girl name.
How popular is the name Naoko?
Naoko is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 1993. It peaked at #6,888 in 1982, so it's a name with history that few kids share today.
What names are similar to Naoko?
If you like Naoko, you might also like Naziha, Nao and Pranjal.
What should I know before naming my baby Naoko?
Naoko is a Japanese girl name often meaning “honest child”. In Japan, parents often choose a name as much for the kanji characters behind it as for its sound, so the same name can carry several shades of meaning. A meaning like this gives a child something to grow into, and a good story to tell when someone asks about their name. It sounds soft and friendly, it's easy to spell and quick to call across a playground, and it pairs well with middle names of almost any length. Say it out loud with your last name and any middle names you're considering, and check the initials it makes.