Popularity in the United States (by decade)
Numbers
| Leighton (masculine) | Leighton (feminine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | #842 | 0.015 | #381 | 0.046 | ||
| 2010 | #882 | 0.012 | #505 | 0.032 | ||
| 2000 | #1205 | 0.006 | - | - | ||
| 1990 | #1192 | 0.005 | - | - | ||
| 1980 | #1316 | 0.003 | - | - | ||
| 1970 | #1413 | 0.002 | - | - | ||
| 1960 | #1422 | 0.002 | - | - | ||
| 1950 | #1233 | 0.002 | - | - | ||
| 1940 | #1059 | 0.003 | - | - | ||
| 1930 | #1131 | 0.003 | - | - | ||
| 1920 | #1056 | 0.004 | - | - | ||
| 1910 | #1157 | 0.004 | - | - | ||
| 1900 | #1359 | 0.002 | - | - | ||
| 1890 | #1300 | 0.002 | - | - | ||
| 1880 | - | - | - | - | ||
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