Maddilynn
Maddilynn was given to 19 girls in 2025, #6,244 among girls’ names; 838 Americans have been recorded with it since 2002 (Social Security Administration, published May 2026).
Girls and boys together; gaps are years SSA did not record (fewer than 5 births).
Births of Maddilynn by year: SSA national baby-name file, 1880-2025, published May 8, 2026. SSA’s notes on the data.
How popular is Maddilynn?
#6,244 among girls’ names, 2025
Maddilynn fell from #3,162 in 2015 to #6,244 in 2025 among girls’ names; its share of girls born fell from 29.7 to 11.8 per million.
70 babies in 2016, the peak
Maddilynn peaked in 2016, when 70 girls were given it, #2,553 among girls’ names. The 19 births of 2025 are 27% of that peak.
| Year | Births | Rank | Per million girls |
|---|---|---|---|
| 2025 | 19 | #6,244 | 11.8 |
| 2024 | 24 | #5,381 | 14.8 |
| 2023 | 21 | #5,874 | 13.1 |
| 2022 | 34 | #4,261 | 20.7 |
| 2021 | 47 | #3,371 | 28.6 |
| 2020 | 36 | #3,973 | 22.3 |
| 2019 | 56 | #2,949 | 33.4 |
| 2018 | 69 | #2,548 | 40.6 |
| 2017 | 54 | #3,041 | 31.3 |
| 2016 | 70 | #2,553 | 39.5 |
Every recorded year (24)
| Year | Births | Rank | Per million girls |
|---|---|---|---|
| 2015 | 53 | #3,162 | 29.7 |
| 2014 | 53 | #3,127 | 29.7 |
| 2013 | 46 | #3,438 | 26.2 |
| 2012 | 50 | #3,298 | 28.4 |
| 2011 | 54 | #3,117 | 30.7 |
| 2010 | 35 | #4,262 | 19.7 |
| 2009 | 26 | #5,478 | 14.2 |
| 2008 | 29 | #5,088 | 15.3 |
| 2007 | 13 | #9,331 | 6.8 |
| 2006 | 14 | #8,528 | 7.4 |
| 2005 | 12 | #9,209 | 6.5 |
| 2004 | 10 | #10,384 | 5.4 |
| 2003 | 5 | #17,324 | 2.7 |
| 2002 | 8 | #11,749 | 4.5 |
Ranks and shares: girls’ names in each year’s SSA file; share of all girls SSA recorded that year.
Is Maddilynn a boy’s or a girl’s name?
Maddilynn has been recorded only for girls: SSA lists no boys with the name in 24 years of records (it lists a name only in years with 5 or more babies of a sex).
Girls and boys named Maddilynn: the SSA national file counts each sex separately.
How many people are named Maddilynn, and how old are they?
An estimated 832 Americans named Maddilynn and born in the U.S. are alive in 2026 (99% of everyone recorded); the median is 10 years old and half are between 7 and 14. An estimate from SSA’s births and life tables, not a count.
The 2020 Census counted 559 people named Maddilynn (557 women and girls, 2 men and boys). SSA’s births carried forward to Census day, April 1, 2020, predict 662 born in the U.S. The Census count is 16% below that prediction. Possible reasons: people who give a short form or another name to the Census, and a survival estimate that can run high.
Living estimate: SSA births carried forward with the survival rates in SSA’s cohort life tables (2024 Trustees Report) for each birth year and sex. How the estimate is made. Count: Census Bureau, first names in the 2020 Census (released April 14, 2026; names reported 100 or more times, with the Bureau’s disclosure-avoidance adjustment).
How common is the spelling Maddilynn?
Maddilynn is a less common spelling of Madilyn: SSA has recorded 838 Maddilynn and 23,632 Madilyn since 1880.
Of these 8 names spelled alike, given to 66,892 babies since 1880, Maddilynn is the sixth most given (1.3% of them). In 2025 it was given to 19 of their 1,772 babies (1.1%), again the sixth most given.
Spelled alike: names in the SSA national file with the same pattern of letters and sounds and at most two letters apart, and Wiktionary’s listed forms; births since 1880 and in 2025, and each name’s peak year, from the SSA national file, published May 8, 2026. Some are separate names, not spellings of one.
Names that rose and fell in the same decades as Maddilynn
Names whose births rose and fell across the same decades, measured on each decade’s share of births.
Similar histories: each decade’s share of births, from the SSA national file, 1880-2025, published May 8, 2026. SSA’s notes on the data.
More about Maddilynn and names like it
- Compare Maddilynn and MadilynBirths, ranks, peak and the living estimate side by side.
- The most given names of the 2010sMaddilynn peaked in 2016.
- Texas’s most given namesThe state where SSA recorded the most babies named Maddilynn since 1910.
- The top names of 2016The year the most babies were named Maddilynn.
- The names of Generation AlphaMost people named Maddilynn alive today were born 2013-2025.
- Names starting with MMost given first.