Jillyn vs Jillian
Side-by-side comparison of Jillyn and Jillian - popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Jillyn | Jillian |
| Current Rank | Unranked | #1130 |
| Total Births (all years) | 171 | 83,197 |
| Peak Year | 1976 | 1982 |
| Peak Year Births | 10 | 3,056 |
| Peak Decade | 1970s | 1980s |
| Gender | Girl | Girl |
| First Recorded Year | 1950 | 1944 |
Births by Decade
| Decade | Jillyn | Jillian |
| 1940s | - | 37 |
| 1950s | 10 | 86 |
| 1960s | 41 | 333 |
| 1970s | 57 | 4,661 |
| 1980s | 47 | 25,446 |
| 1990s | 11 | 19,725 |
| 2000s | 5 | 22,822 |
| 2010s | - | 8,730 |
| 2020s | - | 1,357 |
Recent Annual Births (2014–present)
| Year | Jillyn | Jillian |
| 2014 | - | 848 |
| 2015 | - | 721 |
| 2016 | - | 602 |
| 2017 | - | 525 |
| 2018 | - | 383 |
| 2019 | - | 353 |
| 2020 | - | 267 |
| 2021 | - | 253 |
| 2022 | - | 232 |
| 2023 | - | 214 |
| 2024 | - | 214 |
| 2025 | - | 177 |