Ritsuko
Meaningoften law child · Japanese
Ritsuko is a Japanese girl name often meaning “law 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 flowing and melodic, it's simple to spell and say, and it pairs well with a short middle name.
Did you know?
- Word funRitsuko doesn't repeat a single letter: 7 letters, all different.
- GenerationRitsuko peaked in 1926, which makes it a Greatest Generation name, think great-grandparents.
- HistoryRitsuko first shows up in US birth records in 1926, the first year at least 5 babies got it. It has been in use for 99 years since.
Save adds it to your list. Vote moves it up the top voted names.
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
About the name Ritsuko
Ritsuko is a girl name of Japanese origin meaning “often law child”. With 3 syllables it has a flowing, lyrical sound, so a short middle name balances it nicely. It was most fashionable in the 1920s, which gives it a vintage, grandparent-chic charm. 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 Ritsuko
What does the name Ritsuko mean?
Ritsuko means “often law child” and comes from Japanese. Other girl names with a similar meaning include Khadija (“premature child”), Alannah (“dear child”), Aiko (“often beloved child”) and Emiko (“often smiling child”).
What is the origin of the name Ritsuko?
Ritsuko is Japanese in origin. Other Japanese names to consider are Naomi (“pleasantness”), Noa (“movement”), Reina (“queen”) and Aya (“sign, verse”).
Is Ritsuko a boy or girl name?
Ritsuko is a girl name.
How popular is the name Ritsuko?
Ritsuko is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 1926. It peaked at #4,306 in 1926, so it's a name with history that few kids share today.
What names are similar to Ritsuko?
If you like Ritsuko, you might also like Khadija, Alannah, Aiko and Emiko.
What should I know before naming my baby Ritsuko?
Ritsuko is a Japanese girl name often meaning “law 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 flowing and melodic, it's simple to spell and say, and it pairs well with a short middle name. Say it out loud with your last name and any middle names you're considering, and check the initials it makes.