The baby name Santo appears in baby name data for the United States from 1911 to 2024. It was most popular in 1925 with 101 babies given the name.
In the later years of this period, Santo has become less common than it once was.
| Year | Count |
|---|---|
| 1911 | 8 |
| 1912 | 26 |
| 1913 | 16 |
| 1914 | 43 |
| 1915 | 87 |
| 1916 | 72 |
| 1917 | 93 |
| 1918 | 57 |
| 1919 | 64 |
| 1920 | 73 |
| 1921 | 90 |
| 1922 | 79 |
| 1923 | 87 |
| 1924 | 67 |
| 1925 | 101 |
| 1926 | 71 |
| 1927 | 71 |
| 1928 | 76 |
| 1929 | 86 |
| 1930 | 63 |
| 1931 | 46 |
| 1932 | 80 |
| 1933 | 48 |
| 1934 | 56 |
| 1935 | 61 |
| 1936 | 57 |
| 1937 | 27 |
| 1938 | 30 |
| 1939 | 35 |
| 1940 | 17 |
| 1941 | 33 |
| 1942 | 20 |
| 1943 | 17 |
| 1944 | 28 |
| 1945 | 14 |
| 1946 | 27 |
| 1947 | 21 |
| 1948 | 57 |
| 1949 | 42 |
| 1950 | 17 |
| 1951 | 38 |
| 1952 | 16 |
| 1953 | 15 |
| 1954 | 23 |
| 1955 | 29 |
| 1956 | 16 |
| 1957 | 20 |
| 1958 | 25 |
| 1959 | 13 |
| 1960 | 27 |
| 1961 | 13 |
| 1962 | 27 |
| 1963 | 37 |
| 1964 | 23 |
| 1965 | 32 |
| 1966 | 28 |
| 1967 | 19 |
| 1968 | 27 |
| 1969 | 29 |
| 1970 | 19 |
| 1971 | 17 |
| 1972 | 8 |
| 1973 | 26 |
| 1974 | 17 |
| 1975 | 11 |
| 1976 | 5 |
| 1977 | 6 |
| 1978 | 18 |
| 1979 | 13 |
| 1980 | 12 |
| 1981 | 12 |
| 1982 | 7 |
| 1983 | 5 |
| 1984 | 8 |
| 1987 | 9 |
| 1988 | 12 |
| 1989 | 10 |
| 1990 | 9 |
| 1992 | 9 |
| 1993 | 7 |
| 1994 | 7 |
| 1996 | 6 |
| 2000 | 5 |
| 2001 | 7 |
| 2002 | 6 |
| 2004 | 6 |
| 2006 | 6 |
| 2007 | 7 |
| 2010 | 10 |
| 2013 | 6 |
| 2017 | 5 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 6 |