Popularity in the United States (by decade)
Numbers
| Bert (masculine) | Bert (feminine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | - | - | - | - | ||
| 2010 | - | - | - | - | ||
| 2000 | - | - | - | - | ||
| 1990 | - | - | - | - | ||
| 1980 | #1077 | 0.004 | - | - | ||
| 1970 | #644 | 0.010 | - | - | ||
| 1960 | #460 | 0.015 | - | - | ||
| 1950 | #377 | 0.018 | - | - | ||
| 1940 | #327 | 0.025 | - | - | ||
| 1930 | #265 | 0.039 | - | - | ||
| 1920 | #229 | 0.051 | - | - | ||
| 1910 | #200 | 0.062 | #1710 | 0.002 | ||
| 1900 | #161 | 0.085 | #1136 | 0.004 | ||
| 1890 | #108 | 0.135 | #1327 | 0.002 | ||
| 1880 | #64 | 0.239 | #1204 | 0.002 | ||
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