How to say it
ˈæl.ɪ.sən
Noble kind
ˈæl.ɪ.sən
Norman French diminutive of Alice (the feminine of the Germanic Adalheidis, 'noble kind'). Originally Alison (one L); the double-L spelling is American and 20th-century.
Allison comes from Alison, a medieval Norman French diminutive of Alice (the feminine of the Germanic Adalheidis, 'noble kind'). The name dropped out of regular use after the 16th century and was revived as a first name in the 20th-century US, where the double-L Allison spelling became more common than the single-L Alison. Allison Williams (Girls, Get Out) and Allison Janney (The West Wing, I, Tonya) are the modern English-language anchors. It's been in the US top 100 since 1981. Common shorts: Allie, Ally, Al, Sonny.
The standard spelling is Allison. Common variants include Alison, Alyson, Allyson, but Allison is the most widely used form.
peaked at #30 in 2009, currently #103 in 2025.
Source: U.S. Social Security Administration, names given to at least 5 babies in a year, 1880–2025. Reviewed August 2026. See where the names are moving
Allison (double L) is the dominant US spelling; Alison (single L) is the British and original form. Same pronunciation.
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