Siwoo Name Popularity and Statistics
Siwoo is predominantly used for boys. The statistics below show this exact spelling in official U.S. records.
Meaning, origin, and pronunciation details are shown only after they have been independently reviewed.
How Do You Spell Siwoo?
Siwoo is spelled S-I-W-O-O. The name has 5 letters.
Siwoo Popularity in 2025
Rank#9,714
Recorded Births7
- Boys usage rose 2,525 places to #9,714 and recorded 2 more births compared with 2023.
Figures reflect this exact spelling in the latest available U.S. Social Security Administration records. See the complete year-by-year trend.
Siwoo Popularity by Year
The table below shows the most recent available records for this exact spelling from 2008 through 2025. Use the full history page to explore every recorded year.
| Year | Usage Category | Recorded Births | National Rank |
|---|---|---|---|
| 2025 | Boys | 7 | #9,714 |
| 2023 | Boys | 5 | #12,239 |
| 2022 | Boys | 5 | #12,330 |
| 2015 | Boys | 6 | #10,644 |
| 2008 | Boys | 5 | #12,553 |
When Was Siwoo Most Popular?
Peak years are based on the highest recorded birth totals for this exact spelling and usage category. They are ordered by birth count, not chronologically.
2025 · Boys
7 recorded births
National rank #9,714
2015 · Boys
6 recorded births
National rank #10,644
2023 · Boys
5 recorded births
National rank #12,239
2022 · Boys
5 recorded births
National rank #12,330