Marylou
Every Marylou since 1898 — 13,112 of them. Popularity, births, and rankings for each year, from official Social Security records.
The story of Marylou
Marylou is rare for girls in the United States, ranked #4,835 in 2025 with 28 babies given the name. It is currently holding steady compared with a decade ago.
Since 1898, 13,112 American babies have been named Marylou. Its peak came in 1942, when 376 newborns received the name — the signature sound of the 1940s.
The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Marylou stood among all girls' names in any year, or use the compare tool to plot it against other names.
Marylou year by year
Every year since 2001, and five-year steps back to 1880. Rank is within each sex.
| Year | Girls | Girls rank |
|---|---|---|
| 2025 | 28 | #4,835 |
| 2024 | 27 | #4,984 |
| 2023 | 25 | #5,207 |
| 2022 | 26 | #5,122 |
| 2021 | 20 | #6,092 |
| 2020 | 22 | #5,598 |
| 2019 | 23 | #5,558 |
| 2018 | 11 | #9,593 |
| 2017 | 34 | #4,282 |
| 2016 | 21 | #6,113 |
| 2015 | 25 | #5,406 |
| 2014 | 24 | #5,569 |
| 2013 | 34 | #4,306 |
| 2012 | 12 | #9,517 |
| 2011 | 22 | #6,072 |
| 2010 | 22 | #6,107 |
| 2009 | 16 | #7,945 |
| 2008 | 22 | #6,286 |
| 2007 | 25 | #5,638 |
| 2006 | 21 | #6,277 |
| 2005 | 16 | #7,375 |
| 2004 | 21 | #5,895 |
| 2003 | 15 | #7,454 |
| 2002 | 19 | #6,045 |
| 2001 | 28 | #4,400 |
| 2000 | 26 | #4,619 |
| 1995 | 33 | #3,398 |
| 1990 | 35 | #3,201 |
| 1985 | 75 | #1,599 |
| 1980 | 31 | #2,918 |
| 1975 | 45 | #1,973 |
| 1970 | 86 | #1,276 |
| 1965 | 127 | #893 |
| 1960 | 227 | #675 |
| 1955 | 168 | #734 |
| 1950 | 262 | #499 |
| 1945 | 280 | #426 |
| 1940 | 300 | #386 |
| 1935 | 300 | #367 |
| 1930 | 172 | #512 |
| 1925 | 82 | #824 |
| 1920 | 59 | #955 |
| 1915 | 42 | #1,035 |
| 1910 | 9 | #1,719 |
| 1905 | 6 | #1,844 |
| 1900 | 5 | #2,118 |
| 1895 | — | — |
| 1890 | — | — |
| 1885 | — | — |
| 1880 | — | — |
Frequently asked questions
How popular is the name Marylou in 2025?
Marylou ranked #4,835 among girls' names in the United States in 2025, with 28 babies given the name, according to Social Security Administration data.
How many people are named Marylou?
13,112 babies have been named Marylou in the United States since 1898, based on Social Security card applications.
When was the name Marylou most popular?
Marylou peaked in 1942, when 376 newborns received the name.
Is Marylou a boy or girl name?
Marylou is overwhelmingly a girl's name — 100% of babies with the name.
Is the name Marylou rising or falling?
Marylou has been roughly stable over the past decade.