Spelling comparison
Aiden vs Aidan
Side by side for 2025, Aiden has the higher published total (5,073) and Aidan has 1,051. Aiden is 82.8% of the pair and Aidan is 17.2%.
US national data through 2025 · Source retrieved
Data updated
A reviewed spelling override keeps this pair together. Aiden profile · Aidan profile
Aiden versus Aidan is a spelling comparison, not a comparison of two different names. Each figure belongs to one exact spelling. Aiden and Aidan use the same number of letters, so the contrast is which letters appear. Aiden uses “e” where Aidan uses “a”, between “Aid” and “n”.
In years when both spellings were published, the lead changed once. The latest crossover is 2006, when Aiden moved ahead of Aidan on the combined published count (11,731 to 10,204).
Aiden is first published in these national files in 1970, and Aidan in 1936. Aiden’s larger 2025 category is male. Aidan’s larger 2025 category is male. Aidan led 3 decades and Aiden led 3 decades among decades in which both spellings have a published total.
Inside 2016–2025, the widest combined gap was 10,173 records in 2016, and the closest year was 2025 (a gap of 4,022). Of the combined 2025 records for this pair (6,124), Aiden is 82.8% and Aidan is 17.2%.
2016–2025, count and rank
2016: Aiden led 2016 by 10,173 published records (12,311 to 2,138). Aiden and Aidan stay separate rows; 12,311 and 2,138 are not a combined baby-name total. In 2017, Aiden had 44 female records (rank #3,480) and 11,357 male records (rank #17); Aidan had 20 female records (rank #6,051) and 1,735 male records (rank #221). Aiden led 2017 by 9,646 published records (11,401 to 1,755). 2018 belongs to Aiden. Aiden had 37 female records (rank #3,919) and 10,062 male records (rank #19); Aidan had 15 female records (rank #7,420) and 1,571 male records (rank #242). The gap that year was 8,513 records. For 2019, compare the categories separately: Aiden had 44 female records (rank #3,501) and 9,403 male records (rank #20); Aidan had 15 female records (rank #7,352) and 1,544 male records (rank #243). Aiden led 2019 by 7,888 published records (9,447 to 1,559), and the smaller spelling is Aidan. Aiden was the higher published spelling in 2020, with 49 female records (rank #3,180) and 8,619 male records (rank #24) against 25 female records (rank #5,008) and 1,331 male records (rank #261) for Aidan. The 2021 national file shows Aiden led 2021 by 7,113 published records (8,343 to 1,230). Read as exact spellings: Aiden had 30 female records (rank #4,507) and 8,313 male records (rank #26); Aidan had 21 female records (rank #5,752) and 1,209 male records (rank #286). 2022: Aiden led 2022 by 6,725 published records (7,897 to 1,172). Aiden and Aidan stay separate rows; 7,897 and 1,172 are not a combined baby-name total. In 2023, Aiden had 25 female records (rank #5,129) and 6,701 male records (rank #40); Aidan had 1,113 male records (rank #300). Aiden led 2023 by 5,613 published records (6,726 to 1,113). 2024 belongs to Aiden. Aiden had 25 female records (rank #5,153) and 6,262 male records (rank #47); Aidan had 7 female records (rank #12,202) and 1,098 male records (rank #312). The gap that year was 5,182 records. For 2025, compare the categories separately: Aiden had 27 female records (rank #4,882) and 5,046 male records (rank #62); Aidan had 8 female records (rank #10,953) and 1,043 male records (rank #326). Aiden led 2025 by 4,022 published records (5,073 to 1,051), and the smaller spelling is Aidan.
| Year | Aiden female count | Aiden female rank | Aiden male count | Aiden male rank | Aidan female count | Aidan female rank | Aidan male count | Aidan male rank |
|---|---|---|---|---|---|---|---|---|
| 2016 | 42 | 3,657 | 12,269 | 16 | 20 | 6,191 | 2,118 | 191 |
| 2017 | 44 | 3,480 | 11,357 | 17 | 20 | 6,051 | 1,735 | 221 |
| 2018 | 37 | 3,919 | 10,062 | 19 | 15 | 7,420 | 1,571 | 242 |
| 2019 | 44 | 3,501 | 9,403 | 20 | 15 | 7,352 | 1,544 | 243 |
| 2020 | 49 | 3,180 | 8,619 | 24 | 25 | 5,008 | 1,331 | 261 |
| 2021 | 30 | 4,507 | 8,313 | 26 | 21 | 5,752 | 1,209 | 286 |
| 2022 | 45 | 3,471 | 7,852 | 29 | 11 | 9,075 | 1,161 | 296 |
| 2023 | 25 | 5,129 | 6,701 | 40 | — | — | 1,113 | 300 |
| 2024 | 25 | 5,153 | 6,262 | 47 | 7 | 12,202 | 1,098 | 312 |
| 2025 | 27 | 4,882 | 5,046 | 62 | 8 | 10,953 | 1,043 | 326 |
Combined counts, 1880–2025
Each line adds the published female and male counts for that spelling. A gap is a year with no published observation, not a zero. Aiden is the warm line and Aidan is the cool line.
Which spelling led each decade
The 1930s total is one-sided: 5 published records for Aidan, and no published 1930s count for Aiden. The 1950s total is one-sided: 21 published records for Aidan, and no published 1950s count for Aiden. The 1960s total is one-sided: 71 published records for Aidan, and no published 1960s count for Aiden. Aidan was the 1970s leader, 185 published records against 25 for Aiden. The 1980s files give 87 published records to Aiden and 595 to Aidan, so Aidan led the decade. Aidan was the 1990s leader, 9,395 published records against 1,801 for Aiden. The 2000s files give 84,683 published records to Aiden and 78,126 to Aidan, so Aiden led the decade. Aiden was the 2010s leader, 130,322 published records against 25,733 for Aidan. The 2020s files give 42,994 published records to Aiden and 7,027 to Aidan, so Aiden led the decade.
Top states in 2025
Aiden’s highest 2025 state counts, combining published female and male rows where both exist, are California (677), Texas (603), Florida (360), New York (355), New Jersey (192). Aidan’s highest 2025 state counts, combining published female and male rows where both exist, are California (133), Texas (110), New York (78), Florida (64), Massachusetts (51). California, Texas, Florida are in the top states for both spellings. A state can rank differently for each spelling because the counts are not merged.