The baby name Ertha appears in baby name data for the United States from 1919 to 1929. It was most popular in 1929 with 9 babies given the name.
Over the period shown, Ertha has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1919 | 5 |
| 1923 | 6 |
| 1926 | 6 |
| 1929 | 9 |