Popularity in the United States (by decade)
Numbers
| Blair (feminine) | Blair (masculine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | #292 | 0.061 | - | - | ||
| 2010 | #609 | 0.025 | - | - | ||
| 2000 | #1263 | 0.009 | #1791 | 0.003 | ||
| 1990 | #635 | 0.018 | #806 | 0.009 | ||
| 1980 | #482 | 0.024 | #607 | 0.011 | ||
| 1970 | - | - | #637 | 0.010 | ||
| 1960 | #1948 | 0.002 | #511 | 0.012 | ||
| 1950 | - | - | #494 | 0.011 | ||
| 1940 | - | - | #705 | 0.006 | ||
| 1930 | - | - | #791 | 0.006 | ||
| 1920 | - | - | #729 | 0.007 | ||
| 1910 | - | - | #756 | 0.007 | ||
| 1900 | - | - | #907 | 0.006 | ||
| 1890 | - | - | #917 | 0.005 | ||
| 1880 | - | - | #904 | 0.004 | ||
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