Mariko Girl
How popular is Mariko?
#9,454 girl name in 2025
10 baby girls were named Mariko in the US in 2025, making it the 9454th most popular girl name.
1,199living people named Mariko (est.)
39median age of people named Mariko
1,326babies named Mariko since 1880
1 in 331,534US babies born in 2025
Mariko popularity over time
Boys Girls
| Rank in 2025 | #9,454 for girls (▲ 1663 from 2024) |
|---|---|
| Babies in 2025 | 10 girls |
| 10-year trend | Rising (+25% babies vs 2015) |
| Earlier ranks | #11,830 in 2015, #15,083 in 2020 |
| Peak year | 1984 (57 girls) |
| Highest rank | #1,866 in 1984 |
| First recorded | 1916 |
| Boys vs girls (last 10 years) | 0% boys, 100% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Mariko by decade
| Decade | Baby girls | Best rank |
|---|---|---|
| 1910s | 20 | #3,550 |
| 1920s | 66 | #2,378 |
| 1930s | 7 | #3,656 |
| 1950s | 22 | #3,924 |
| 1960s | 61 | #4,197 |
| 1970s | 150 | #2,859 |
| 1980s | 475 | #1,866 |
| 1990s | 255 | #2,952 |
| 2000s | 121 | #6,317 |
| 2010s | 103 | #7,300 |
| 2020s | 40 | #9,454 |
Girl names about as popular as Mariko
Questions
- Is Mariko a boy or girl name?
- Mariko is mostly a girl name. Over the last 10 years, 100% of babies named Mariko were girls.
- How popular is the name Mariko?
- 10 baby girls were named Mariko in the US in 2025, making it the 9454th most popular girl name.
- When was Mariko most popular?
- Mariko peaked in 1984, when 57 girls were given the name. Its highest rank was #1,866 in 1984.
- How many people are named Mariko?
- 1,326 babies have been named Mariko in the US since 1880. We estimate about 1,199 of them are alive in 2026, with a median age of 39.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.