Given name
Namiko
“woman of the waves”·“of the waves”
Namiko is a variant of Nami. Interpretations include “woman of the waves” (Japanese) and “of the waves” (Japanese). These may reflect different naming traditions.
Meaning & origin
What it means
Namiko is a variant of Nami. Interpretations include “woman of the waves” (Japanese) and “of the waves” (Japanese). These may reflect different naming traditions.
Explained through its name family
Where it comes from
Namiko is a variant of Nami. An origin associated with Nami is Japanese.
Explained through its name family
The story
Published U.S. birth records include this spelling as early as 1920. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Namiko through the years
- Babies since 1880
- 305
- 8 boys · 297 girls
- Most popular year
- 2024
- 46 babies
- 2025
- 37
- #3,956 for girls
- 2021–25 vs 2016–20
- +87%
- Rising fast
Where it’s given
By the numbers
In 2025, this name appeared in 37 U.S. birth records for girls, ranking No. 3,956 among girls’ names. Average annual use for girls was 78.9% higher in 2021–2025 than in 2016–2020. In 2025, Texas had the largest reported state-level birth count for girls with this name (8). Published U.S. population figures for this spelling include 244 as a first name in 2020.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.
Namiko’s family of names
Namiko has a related form in Nami. In Japanese usage, Namiko is a Roman-alphabet rendering of なみこ. In English usage, Namiko was borrowed from the Japanese form なみこ.
Inner ring: spellings · outer: nicknames and forms.
Nicknames & forms 1
Diminutives, pet forms, short forms and variants used alongside the name.
Spellings & scripts 10
The same name written differently, including transliterations into other scripts.
- 奈実子original script · Japanese
- 波実子original script · Japanese
- 菜実子original script · Japanese
- 夏実子original script · Japanese
- 那実子original script · Japanese
- 南実子original script · Japanese
- 成実子original script · Japanese
- 七実子original script · Japanese
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