Koleen vs Kolby
Side-by-side comparison of Koleen and Kolby - popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Koleen | Kolby |
| Current Rank | Unranked | #1265 |
| Total Births (all years) | 233 | 11,650 |
| Peak Year | 1959 | 2001 |
| Peak Year Births | 15 | 739 |
| Peak Decade | 1960s | 2000s |
| Gender | Girl | Boy |
| First Recorded Year | 1949 | 1968 |
Births by Decade
| Decade | Koleen | Kolby |
| 1940s | 5 | - |
| 1950s | 78 | - |
| 1960s | 89 | 5 |
| 1970s | 45 | 154 |
| 1980s | 11 | 712 |
| 1990s | 5 | 2,531 |
| 2000s | - | 4,729 |
| 2010s | - | 2,551 |
| 2020s | - | 968 |
Recent Annual Births (2014–present)
| Year | Koleen | Kolby |
| 2014 | - | 300 |
| 2015 | - | 272 |
| 2016 | - | 219 |
| 2017 | - | 166 |
| 2018 | - | 182 |
| 2019 | - | 153 |
| 2020 | - | 170 |
| 2021 | - | 151 |
| 2022 | - | 159 |
| 2023 | - | 167 |
| 2024 | - | 156 |
| 2025 | - | 165 |