Popularity in the United States (by decade)
Numbers
| Glen (masculine) | Glen (feminine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | - | - | - | - | ||
| 2010 | #1666 | 0.005 | - | - | ||
| 2000 | #1095 | 0.007 | - | - | ||
| 1990 | #593 | 0.015 | - | - | ||
| 1980 | #354 | 0.028 | - | - | ||
| 1970 | #228 | 0.058 | - | - | ||
| 1960 | #150 | 0.112 | - | - | ||
| 1950 | #130 | 0.124 | - | - | ||
| 1940 | #142 | 0.109 | - | - | ||
| 1930 | #122 | 0.133 | #1632 | 0.002 | ||
| 1920 | #120 | 0.132 | #1582 | 0.002 | ||
| 1910 | #124 | 0.123 | #1763 | 0.002 | ||
| 1900 | #152 | 0.091 | #1673 | 0.002 | ||
| 1890 | #154 | 0.078 | #1522 | 0.002 | ||
| 1880 | #255 | 0.037 | #1284 | 0.001 | ||
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