Popularity in the United States (by decade)
Numbers
| Janet (feminine) | Janet (masculine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | - | - | - | - | ||
| 2010 | #1264 | 0.010 | - | - | ||
| 2000 | #538 | 0.027 | - | - | ||
| 1990 | #295 | 0.049 | - | - | ||
| 1980 | #203 | 0.073 | - | - | ||
| 1970 | #125 | 0.149 | - | - | ||
| 1960 | #47 | 0.473 | #1651 | 0.001 | ||
| 1950 | #20 | 0.849 | #1384 | 0.002 | ||
| 1940 | #21 | 0.878 | #1184 | 0.002 | ||
| 1930 | #26 | 0.688 | #1286 | 0.003 | ||
| 1920 | #112 | 0.193 | - | - | ||
| 1910 | #151 | 0.126 | - | - | ||
| 1900 | #266 | 0.050 | - | - | ||
| 1890 | #297 | 0.038 | - | - | ||
| 1880 | #284 | 0.033 | - | - | ||
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