Unknown Name Popularity and Statistics
Unknown is used for both girls and 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 Unknown?
Unknown is spelled U-N-K-N-O-W-N. The name has 7 letters.
Unknown Popularity in 2025
Rank#3,249
Recorded Births48
Rank#2,718
Recorded Births47
- Girls usage rose 643 places to #3,249 and recorded 10 more births compared with 2024.
- Boys usage rose 197 places to #2,718 and recorded 4 more births compared with 2024.
Figures reflect this exact spelling in the latest available U.S. Social Security Administration records. See the complete year-by-year trend.
Unknown Popularity by Year
The table below shows the most recent available records for this exact spelling from 2014 through 2025. Use the full history page to explore every recorded year.
| Year | Usage Category | Recorded Births | National Rank |
|---|---|---|---|
| 2025 | Girls | 48 | #3,249 |
| 2025 | Boys | 47 | #2,718 |
| 2024 | Girls | 38 | #3,892 |
| 2024 | Boys | 43 | #2,915 |
| 2023 | Girls | 46 | #3,428 |
| 2023 | Boys | 80 | #1,941 |
| 2022 | Girls | 52 | #3,123 |
| 2022 | Boys | 85 | #1,861 |
| 2021 | Girls | 49 | #3,250 |
| 2021 | Boys | 85 | #1,823 |
| 2020 | Girls | 42 | #3,546 |
| 2020 | Boys | 61 | #2,235 |
| 2019 | Girls | 53 | #3,043 |
| 2019 | Boys | 77 | #1,917 |
| 2018 | Girls | 66 | #2,610 |
| 2018 | Boys | 85 | #1,792 |
| 2017 | Girls | 47 | #3,346 |
| 2017 | Boys | 67 | #2,065 |
| 2016 | Girls | 37 | #3,996 |
| 2016 | Boys | 50 | #2,518 |
| 2015 | Girls | 43 | #3,595 |
| 2015 | Boys | 60 | #2,234 |
| 2014 | Girls | 72 | #2,497 |
| 2014 | Boys | 79 | #1,857 |
When Was Unknown 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.
1954 · Girls
644 recorded births
National rank #336
1952 · Girls
622 recorded births
National rank #330
1953 · Girls
600 recorded births
National rank #338
1951 · Girls
565 recorded births
National rank #333
Where Unknown Ranked Highest in 2025
State rankings are calculated separately for girls and boys within each state. The SSA omits state-level names recorded fewer than five times, so low visible counts can still represent a relatively high state rank.
Top States for Girls
| State | Rank | Recorded Births |
|---|---|---|
| OR | #131 | 25 |
| OH | #1,035 | 8 |
| MI | #1,210 | 5 |
Top States for Boys
| State | Rank | Recorded Births |
|---|---|---|
| OR | #119 | 33 |