Willoughby vs William
Side-by-side comparison of Willoughby and William - popularity rank, total births, peak decade, and historical trends from Social Security Administration data.
Which name is more popular?
| Metric | Willoughby | William |
| Current Rank | #12491 | #10 |
| Total Births (all years) | 223 | 4,199,696 |
| Peak Year | 1923 | 1947 |
| Peak Year Births | 15 | 67,002 |
| Peak Decade | 1920s | 1950s |
| Gender | Boy | Boy |
| First Recorded Year | 1915 | 1880 |
Births by Decade
| Decade | Willoughby | William |
| 1880s | - | 84,881 |
| 1890s | - | 72,244 |
| 1900s | - | 69,320 |
| 1910s | 32 | 303,017 |
| 1920s | 82 | 512,402 |
| 1930s | 29 | 416,730 |
| 1940s | 23 | 556,478 |
| 1950s | 11 | 591,228 |
| 1960s | - | 421,433 |
| 1970s | - | 283,401 |
| 1980s | - | 248,277 |
| 1990s | - | 217,822 |
| 2000s | - | 194,415 |
| 2010s | 34 | 159,981 |
| 2020s | 12 | 68,067 |
Recent Annual Births (2014–present)
| Year | Willoughby | William |
| 2014 | 6 | 16,851 |
| 2015 | 6 | 15,950 |
| 2016 | - | 15,810 |
| 2017 | - | 15,046 |
| 2018 | 6 | 14,646 |
| 2019 | - | 13,658 |
| 2020 | - | 12,676 |
| 2021 | 7 | 12,170 |
| 2022 | - | 11,356 |
| 2023 | - | 10,673 |
| 2024 | 5 | 10,647 |
| 2025 | - | 10,545 |