Karolyn

In the United States, 111 babies were named Karolyn between 2020 and 2025.

Shape drawn from US Social Security baby-name records. Karolyn has stayed rare in US records the whole time: no peak decade to name.

Births with a Social Security record. Source: U.S. Social Security Administration

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At the 2022 census, 419 people in Brazil were named Karolyn, ranked 15,105th, with a median age of 21.
Among people named Karolyn living in Brazil at the 2022 census, more were born in the 1990s than in any other decade.

people alive at the 2022 census, by decade of birth

People alive and resident in Brazil at the 2022 census, a living-population count, not births; names under 20 are withheld at source. Source: IBGE, Censo Demográfico 2022

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Karolyn is not on the 2024 record for Canada, where names under 5 in a year are excluded at source.
The count never rose above 5 in a year, too few to chart.

First given names from provincial and territorial vital statistics across Canada; any name-sex-year under 5 is excluded at source, and small Quebec counts carry a randomized adjustment made at source. Shares divide by Statistics Canada’s count of live births for the year; the 2024 count is preliminary. Source: Statistics Canada, first names at birth (table 17-10-0147-01)

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Karolyn is not on the 2021 record for Chile, where nametree keeps the spellings that reached 5 registrations in some year.
The count never rose above 5 in a year, too few to chart.

First-name registrations with Chile’s civil registry by year of registration, 1920–2021, counted as spelling groups (Sofía, Sofia and Sofìa are one name, shown with its most-registered spelling); the registry withholds nothing, nametree keeps the groups that reached 5 registrations in some year, and shares divide by every registration of the year. Source: Servicio de Registro Civil e Identificación (Chile) via the guaguas package, first-name registrations 1920-2021

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Karolyn is not on the 2025 record for Ireland, where names under 3 in a year are withheld at source.
The count never rose above 3 in a year, too few to chart.

Exact registered spellings from Irish vital statistics; any name under 3 in a year is withheld at source, and accented spellings (fadas) are recorded reliably only from 2018. Source: Central Statistics Office (Ireland), Irish babies' names

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Karolyn is not on the 2011 record for Montevideo, whose registry withholds nothing, so the spelling was not given there that year.
The count never rose above 1 in a year, too few to chart.

Births in the department of Montevideo (not all of Uruguay) by first name and year of birth, 1940–2011, from the city’s civil registry, which writes names in capitals, almost always without accents; counted as spelling groups (accent and punctuation variants merged), nothing is withheld at source, and 2012 is excluded as a partial year. Source: Servicio de Registro Civil, Intendencia de Montevideo, Partidas de Registro Civil de Montevideo (Licencia de Datos Abiertos - Uruguay); 2012 dropped as partial

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Karolyn is not on the 2025 record for Puerto Rico, which withholds births under 5, and 13 babies have carried the name there since 1998.
The count never rose above 7 in a year, too few to chart.

First given name only, from Social Security records of births in Puerto Rico; any name-sex-year under 5 births is withheld at source. Shares divide by the Puerto Rico Demographic Registry’s count of births on the island; the 2025 count is provisional. Source: U.S. Social Security Administration, territory name file (Puerto Rico)

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Karolyn is not on the 2024 record for Scotland, where spellings under 3 in total are suppressed at source.
The count never rose above 4 in a year, too few to chart.

Births registered in Scotland; different spellings count separately but accents are merged at source, and any spelling under 3 in total is suppressed. Source: National Records of Scotland, babies' first names

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Karolyn is not on the 2017 record for South Australia, whose registry publishes every name given that year.
The count never rose above 2 in a year, too few to chart.

Births registered in South Australia (not all of Australia) by first name and year of registration, 1944–2017, from the state’s Births, Deaths and Marriages registry, which publishes every name down to a single birth in capitals; a spelling its export repeats inside a year is counted once, and from 2018 only a top 100 is published, so the series ends at 2017. Source: Consumer and Business Services (South Australia), popular baby names

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