The baby name Alphonsus appears in baby name data for the United States from 1914 to 1929. It was most popular in 1922 with 11 babies given the name.
Over the period shown, Alphonsus has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1914 | 5 |
| 1917 | 10 |
| 1920 | 5 |
| 1922 | 11 |
| 1923 | 5 |
| 1924 | 6 |
| 1929 | 6 |