Popularity in the United States (by decade)
Numbers
| Peggy (feminine) | Peggy (masculine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | - | - | - | - | ||
| 2010 | - | - | - | - | ||
| 2000 | - | - | - | - | ||
| 1990 | #1566 | 0.005 | - | - | ||
| 1980 | #624 | 0.017 | - | - | ||
| 1970 | #250 | 0.064 | - | - | ||
| 1960 | #108 | 0.196 | - | - | ||
| 1950 | #47 | 0.427 | #1927 | 0.001 | ||
| 1940 | #42 | 0.484 | #1665 | 0.001 | ||
| 1930 | #37 | 0.509 | #1374 | 0.002 | ||
| 1920 | #125 | 0.176 | - | - | ||
| 1910 | #257 | 0.051 | - | - | ||
| 1900 | #318 | 0.035 | - | - | ||
| 1890 | #453 | 0.016 | - | - | ||
| 1880 | #671 | 0.007 | - | - | ||
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