Popularity in the United States (by decade)
Numbers
| Glenn (masculine) | Glenn (feminine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | #1438 | 0.007 | - | - | ||
| 2010 | #1152 | 0.008 | - | - | ||
| 2000 | #728 | 0.013 | - | - | ||
| 1990 | #402 | 0.029 | - | - | ||
| 1980 | #236 | 0.053 | - | - | ||
| 1970 | #157 | 0.099 | - | - | ||
| 1960 | #74 | 0.245 | - | - | ||
| 1950 | #68 | 0.286 | - | - | ||
| 1940 | #83 | 0.236 | #1829 | 0.002 | ||
| 1930 | #80 | 0.223 | #1668 | 0.002 | ||
| 1920 | #79 | 0.221 | #1398 | 0.003 | ||
| 1910 | #86 | 0.206 | #1445 | 0.002 | ||
| 1900 | #103 | 0.145 | #1129 | 0.004 | ||
| 1890 | #113 | 0.122 | #930 | 0.005 | ||
| 1880 | #179 | 0.062 | #900 | 0.004 | ||
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