Hildagarde is a very rare girls' name that was most common in the 1910s and has all but disappeared.
Hildagarde is a girl name. It last appears in U.S. records in 1940. Hildagarde was first reported in SSA data in 1898 and peaked in 1916 (17 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1940 | 6 | — | #4,056 |
| 1935 | 7 | — | #3,555 |
| 1930 | 7 | — | #3,822 |
| 1929 | 6 | — | #4,290 |
| 1928 | 6 | — | #4,407 |
| 1927 | 5 | — | #5,141 |
| 1926 | 9 | — | #3,381 |
| 1925 | 8 | — | #3,838 |
| 1924 | 9 | — | #3,495 |
| 1923 | 9 | — | #3,481 |
| 1922 | 10 | — | #3,247 |
| 1921 | 8 | — | #3,822 |
| 1920 | 9 | — | #3,444 |
| 1919 | 16 | — | #2,190 |
| 1918 | 10 | — | #3,120 |
| 1917 | 9 | — | #3,203 |
| 1916 | 17 | — | #1,987 |
| 1915 | 14 | — | #2,183 |
| 1914 | 6 | — | #3,364 |
| 1913 | 6 | — | #2,992 |
| 1909 | 5 | — | #2,358 |
| 1905 | 5 | — | #2,070 |
| 1904 | 6 | — | #1,751 |
| 1899 | 5 | — | #1,711 |
| 1898 | 8 | — | #1,307 |