The baby name Porfirio appears in baby name data for the United States from 1913 to 2022. It was most popular in 1955 with 72 babies given the name.
In the later years of this period, Porfirio has become less common than it once was.
| Year | Count |
|---|---|
| 1913 | 12 |
| 1914 | 7 |
| 1915 | 6 |
| 1916 | 8 |
| 1917 | 11 |
| 1918 | 15 |
| 1919 | 27 |
| 1920 | 32 |
| 1921 | 43 |
| 1922 | 15 |
| 1923 | 18 |
| 1924 | 22 |
| 1925 | 22 |
| 1926 | 21 |
| 1927 | 25 |
| 1928 | 27 |
| 1929 | 25 |
| 1930 | 27 |
| 1931 | 51 |
| 1932 | 5 |
| 1934 | 8 |
| 1939 | 16 |
| 1940 | 14 |
| 1941 | 32 |
| 1942 | 21 |
| 1943 | 13 |
| 1944 | 23 |
| 1945 | 29 |
| 1946 | 25 |
| 1947 | 27 |
| 1948 | 30 |
| 1949 | 23 |
| 1955 | 72 |
| 1956 | 58 |
| 1957 | 26 |
| 1958 | 40 |
| 1959 | 38 |
| 1960 | 32 |
| 1961 | 6 |
| 1962 | 44 |
| 1963 | 30 |
| 1964 | 28 |
| 1965 | 18 |
| 1966 | 34 |
| 1967 | 14 |
| 1968 | 30 |
| 1969 | 6 |
| 1970 | 16 |
| 1971 | 22 |
| 1972 | 19 |
| 1973 | 20 |
| 1974 | 12 |
| 1975 | 17 |
| 1976 | 21 |
| 1977 | 18 |
| 1978 | 17 |
| 1979 | 24 |
| 1980 | 13 |
| 1981 | 15 |
| 1982 | 14 |
| 1983 | 13 |
| 1984 | 17 |
| 1985 | 5 |
| 1986 | 12 |
| 1987 | 5 |
| 1988 | 16 |
| 1989 | 13 |
| 1990 | 11 |
| 1991 | 7 |
| 1992 | 9 |
| 1993 | 6 |
| 1994 | 11 |
| 1995 | 9 |
| 1996 | 12 |
| 1997 | 12 |
| 1998 | 9 |
| 2000 | 17 |
| 2007 | 7 |
| 2010 | 5 |
| 2011 | 10 |
| 2013 | 10 |
| 2016 | 10 |
| 2017 | 5 |
| 2018 | 5 |
| 2022 | 9 |