Popularity in the United States (by decade)
Numbers
| Carl (feminine) | Carl (masculine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | - | - | #922 | 0.013 | ||
| 2010 | - | - | #625 | 0.021 | ||
| 2000 | - | - | #394 | 0.034 | ||
| 1990 | - | - | #203 | 0.071 | ||
| 1980 | - | - | #115 | 0.132 | ||
| 1970 | - | - | #91 | 0.183 | ||
| 1960 | #1866 | 0.002 | #57 | 0.310 | ||
| 1950 | #1884 | 0.002 | #48 | 0.384 | ||
| 1940 | #1532 | 0.002 | #36 | 0.480 | ||
| 1930 | #1111 | 0.004 | #29 | 0.615 | ||
| 1920 | #1073 | 0.004 | #27 | 0.614 | ||
| 1910 | #1111 | 0.004 | #25 | 0.697 | ||
| 1900 | #1331 | 0.003 | #26 | 0.672 | ||
| 1890 | #1048 | 0.004 | #23 | 0.654 | ||
| 1880 | #1105 | 0.002 | #33 | 0.444 | ||
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