The baby name Delfina appears in baby name data for the United States from 1910 to 2024. It was most popular in 1929 with 94 babies given the name.
In the later years of this period, Delfina has become less common than it once was.
| Year | Count |
|---|---|
| 1910 | 32 |
| 1911 | 26 |
| 1912 | 14 |
| 1913 | 20 |
| 1914 | 38 |
| 1915 | 55 |
| 1916 | 40 |
| 1917 | 40 |
| 1918 | 35 |
| 1919 | 31 |
| 1920 | 28 |
| 1921 | 33 |
| 1922 | 40 |
| 1923 | 43 |
| 1924 | 50 |
| 1925 | 71 |
| 1926 | 39 |
| 1927 | 73 |
| 1928 | 59 |
| 1929 | 94 |
| 1930 | 56 |
| 1931 | 58 |
| 1932 | 65 |
| 1933 | 58 |
| 1934 | 45 |
| 1935 | 80 |
| 1936 | 24 |
| 1937 | 17 |
| 1938 | 19 |
| 1939 | 25 |
| 1940 | 17 |
| 1941 | 31 |
| 1942 | 7 |
| 1943 | 60 |
| 1945 | 5 |
| 1950 | 27 |
| 1951 | 26 |
| 1952 | 26 |
| 1953 | 20 |
| 1954 | 24 |
| 1955 | 23 |
| 1956 | 18 |
| 1957 | 25 |
| 1958 | 42 |
| 1959 | 20 |
| 1960 | 13 |
| 1961 | 20 |
| 1967 | 8 |
| 1968 | 12 |
| 1969 | 16 |
| 1970 | 10 |
| 1971 | 7 |
| 1972 | 6 |
| 1973 | 8 |
| 1974 | 5 |
| 1975 | 10 |
| 1976 | 5 |
| 1977 | 15 |
| 1978 | 9 |
| 1979 | 6 |
| 1980 | 9 |
| 1982 | 8 |
| 1983 | 7 |
| 1984 | 5 |
| 1985 | 14 |
| 1986 | 14 |
| 1988 | 10 |
| 2007 | 5 |
| 2011 | 10 |
| 2015 | 10 |
| 2016 | 10 |
| 2024 | 10 |