Spelling comparison
Allison vs Alison
Side by side for 2025, Allison has the higher published total (2,570) and Alison has 649. Allison is 79.8% of the pair and Alison is 20.2%.
US national data through 2025 · Source retrieved
Data updated
The two spellings share a Little Names spelling key. Allison profile · Alison profile
Allison versus Alison is a spelling comparison, not a comparison of two different names. Each figure belongs to one exact spelling. Allison is the longer of the two spellings, and Alison is the shorter. Allison writes “l” between “Al” and “ison”, and Alison leaves that spot out.
In years when both spellings were published, the lead changed 6 times. The latest crossover is 1963, when Allison moved ahead of Alison on the combined published count (1,476 to 1,394).
Allison is first published in these national files in 1880, and Alison in 1905. Allison’s larger 2025 category is female. Alison’s larger 2025 category is female. Allison led 11 decades and Alison led 2 decades among decades in which both spellings have a published total.
Inside 2016–2025, the widest combined gap was 3,817 records in 2016, and the closest year was 2025 (a gap of 1,921). Of the combined 2025 records for this pair (3,219), Allison is 79.8% and Alison is 20.2%.
2016–2025, count and rank
2016 belongs to Allison. Allison had 4,786 female records (rank #50) and 5 male records (rank #12,283); Alison had 974 female records (rank #343). The gap that year was 3,817 records. For 2017, compare the categories separately: Allison had 4,037 female records (rank #61); Alison had 816 female records (rank #383). Allison led 2017 by 3,221 published records (4,037 to 816), and the smaller spelling is Alison. Allison was the higher published spelling in 2018, with 3,694 female records (rank #70) and 8 male records (rank #8,856) against 770 female records (rank #400) for Alison. The 2019 national file shows Allison led 2019 by 2,687 published records (3,445 to 758). Read as exact spellings: Allison had 3,440 female records (rank #78) and 5 male records (rank #12,230); Alison had 758 female records (rank #413). 2020: Allison led 2020 by 2,468 published records (3,167 to 699). Allison and Alison stay separate rows; 3,167 and 699 are not a combined baby-name total. In 2021, Allison had 3,140 female records (rank #82) and 6 male records (rank #10,862); Alison had 660 female records (rank #473). Allison led 2021 by 2,486 published records (3,146 to 660). 2022 belongs to Allison. Allison had 2,714 female records (rank #101) and 6 male records (rank #10,931); Alison had 692 female records (rank #458) and 6 male records (rank #10,929). The gap that year was 2,022 records. For 2023, compare the categories separately: Allison had 2,650 female records (rank #100); Alison had 654 female records (rank #471). Allison led 2023 by 1,996 published records (2,650 to 654), and the smaller spelling is Alison. Allison was the higher published spelling in 2024, with 2,631 female records (rank #99) and 8 male records (rank #9,026) against 674 female records (rank #465) for Alison. The 2025 national file shows Allison led 2025 by 1,921 published records (2,570 to 649). Read as exact spellings: Allison had 2,564 female records (rank #103) and 6 male records (rank #10,756); Alison had 644 female records (rank #476) and 5 male records (rank #12,100).
| Year | Allison female count | Allison female rank | Allison male count | Allison male rank | Alison female count | Alison female rank | Alison male count | Alison male rank |
|---|---|---|---|---|---|---|---|---|
| 2016 | 4,786 | 50 | 5 | 12,283 | 974 | 343 | — | — |
| 2017 | 4,037 | 61 | — | — | 816 | 383 | — | — |
| 2018 | 3,694 | 70 | 8 | 8,856 | 770 | 400 | — | — |
| 2019 | 3,440 | 78 | 5 | 12,230 | 758 | 413 | — | — |
| 2020 | 3,161 | 80 | 6 | 10,661 | 699 | 440 | — | — |
| 2021 | 3,140 | 82 | 6 | 10,862 | 660 | 473 | — | — |
| 2022 | 2,714 | 101 | 6 | 10,931 | 692 | 458 | 6 | 10,929 |
| 2023 | 2,650 | 100 | — | — | 654 | 471 | — | — |
| 2024 | 2,631 | 99 | 8 | 9,026 | 674 | 465 | — | — |
| 2025 | 2,564 | 103 | 6 | 10,756 | 644 | 476 | 5 | 12,100 |
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. Allison is the warm line and Alison is the cool line.
Which spelling led each decade
The 1880s total is one-sided: 70 published records for Allison, and no published 1880s count for Alison. The 1890s total is one-sided: 80 published records for Allison, and no published 1890s count for Alison. The 1900s files give 94 published records to Allison and 12 to Alison, so Allison led the decade. Allison was the 1910s leader, 576 published records against 158 for Alison. The 1920s files give 837 published records to Allison and 238 to Alison, so Allison led the decade. Allison was the 1930s leader, 659 published records against 385 for Alison. The 1940s files give 1,064 published records to Allison and 1,485 to Alison, so Alison led the decade. Alison was the 1950s leader, 6,241 published records against 4,936 for Allison. The 1960s files give 16,928 published records to Allison and 12,255 to Alison, so Allison led the decade. Allison was the 1970s leader, 34,410 published records against 22,198 for Alison. The 1980s files give 62,642 published records to Allison and 27,181 to Alison, so Allison led the decade. Allison was the 1990s leader, 74,580 published records against 19,794 for Alison. The 2000s files give 60,097 published records to Allison and 13,333 to Alison, so Allison led the decade. Allison was the 2010s leader, 49,079 published records against 10,167 for Alison. The 2020s files give 16,892 published records to Allison and 4,034 to Alison, so Allison led the decade.
Top states in 2025
Allison’s highest 2025 state counts, combining published female and male rows where both exist, are Texas (435), California (367), Florida (213), New York (105), North Carolina (93). Alison’s highest 2025 state counts, combining published female and male rows where both exist, are California (107), Texas (87), New York (37), Florida (34), North Carolina (24). Texas, California, Florida are in the top states for both spellings. A state can rank differently for each spelling because the counts are not merged.