Total babies named Britley (all years): 175
| Year | Girls (count / rank / %) |
|---|---|
| 2021 | 8 / #11303 / 0.000% |
| 2019 | 5 / #15959 / 0.000% |
| 2018 | 6 / #14095 / 0.000% |
| 2017 | 6 / #14458 / 0.000% |
| 2016 | 7 / #13140 / 0.000% |
| 2015 | 7 / #13247 / 0.000% |
| 2012 | 8 / #12419 / 0.000% |
| 2011 | 10 / #10538 / 0.001% |
| 2010 | 6 / #15289 / 0.000% |
| 2009 | 6 / #15581 / 0.000% |
| Year | Girls (count / rank / %) |
|---|---|
| 2005 | 7 / #13251 / 0.000% |
| 2004 | 6 / #14484 / 0.000% |
| 2001 | 10 / #9475 / 0.001% |
| 1999 | 7 / #11568 / 0.000% |
| 1996 | 8 / #9701 / 0.000% |
| 1992 | 14 / #6353 / 0.001% |
| 1991 | 14 / #6302 / 0.001% |
| 1990 | 19 / #4887 / 0.001% |
| 1989 | 11 / #7024 / 0.001% |
| 1988 | 10 / #7194 / 0.001% |