Popularity in the United States (by decade)
Numbers
| Ruth (masculine) | Ruth (feminine) | |||||
| Year | Rank | Percent Used | Rank | Percent Used | ||
| 2020 | - | - | #190 | 0.087 | ||
| 2010 | - | - | #289 | 0.057 | ||
| 2000 | - | - | #344 | 0.045 | ||
| 1990 | - | - | #317 | 0.044 | ||
| 1980 | - | - | #233 | 0.061 | ||
| 1970 | - | - | #196 | 0.082 | ||
| 1960 | - | - | #117 | 0.181 | ||
| 1950 | - | - | #69 | 0.317 | ||
| 1940 | #1274 | 0.002 | #34 | 0.575 | ||
| 1930 | #836 | 0.005 | #14 | 0.989 | ||
| 1920 | #794 | 0.006 | #6 | 1.762 | ||
| 1910 | #815 | 0.006 | #5 | 2.041 | ||
| 1900 | #582 | 0.011 | #5 | 1.642 | ||
| 1890 | #650 | 0.009 | #6 | 1.397 | ||
| 1880 | #1400 | 0.001 | #66 | 0.379 | ||
 |
|
|||||