The baby name Ygnacio appears in baby name data for the United States from 1910 to 1976. It was most popular in 1929 with 25 babies given the name.
Over the period shown, Ygnacio has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1910 | 7 |
| 1914 | 6 |
| 1915 | 7 |
| 1916 | 13 |
| 1917 | 16 |
| 1918 | 8 |
| 1919 | 16 |
| 1920 | 20 |
| 1921 | 11 |
| 1922 | 5 |
| 1926 | 6 |
| 1927 | 6 |
| 1928 | 10 |
| 1929 | 25 |
| 1944 | 5 |
| 1945 | 8 |
| 1947 | 18 |
| 1976 | 5 |