Gregorio is an established variant of Gregory that peaked in 1993 and has grown less common since.
Gregorio is predominantly a boy name. In 2025 it ranked #2,336 for boy births in the United States (and #5,037 across all names), given to 59 babies. Gregorio first appears in 1880 and peaked in 1993 (187 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 59 | 59 | — | #2,336 |
| 2024 | 51 | 51 | — | #2,610 |
| 2023 | 46 | 46 | — | #2,778 |
| 2022 | 58 | 58 | — | #2,419 |
| 2021 | 63 | 63 | — | #2,238 |
| 2020 | 65 | 65 | — | #2,151 |
| 2019 | 57 | 57 | — | #2,372 |
| 2018 | 57 | 57 | — | #2,330 |
| 2017 | 68 | 68 | — | #2,058 |
| 2016 | 75 | 75 | — | #1,945 |
| 2015 | 73 | 73 | — | #1,989 |
| 2014 | 68 | 68 | — | #2,069 |
| 2013 | 78 | 78 | — | #1,834 |
| 2012 | 77 | 77 | — | #1,886 |
| 2011 | 87 | 87 | — | #1,708 |
| 2010 | 93 | 93 | — | #1,669 |
| 2009 | 105 | 105 | — | #1,558 |
| 2008 | 100 | 100 | — | #1,585 |
| 2007 | 126 | 126 | — | #1,338 |
| 2006 | 142 | 142 | — | #1,189 |
| 2005 | 114 | 114 | — | #1,327 |
| 2004 | 148 | 148 | — | #1,077 |
| 2003 | 147 | 147 | — | #1,056 |
| 2002 | 146 | 146 | — | #1,050 |
| 2001 | 137 | 137 | — | #1,057 |
| 2000 | 137 | 137 | — | #1,049 |
| 1999 | 134 | 134 | — | #1,032 |
| 1998 | 152 | 152 | — | #928 |
| 1997 | 150 | — | — | #911 |
| 1996 | 162 | — | — | #858 |
| 1995 | 145 | — | — | #919 |
| 1994 | 181 | — | — | #787 |
| 1993 | 187 | — | — | #765 |
| 1992 | 164 | — | — | #822 |
| 1991 | 168 | — | — | #796 |
| 1990 | 159 | — | — | #806 |
| 1989 | 134 | — | — | #872 |
| 1988 | 110 | — | — | #911 |
| 1987 | 133 | — | — | #807 |
| 1986 | 163 | — | — | #706 |
| 1985 | 113 | — | — | #847 |
| 1984 | 110 | — | — | #836 |
| 1983 | 128 | — | — | #767 |
| 1982 | 159 | — | — | #688 |
| 1981 | 137 | — | — | #745 |
| 1980 | 136 | — | — | #753 |
| 1979 | 122 | — | — | #784 |
| 1978 | 126 | — | — | #754 |
| 1977 | 111 | — | — | #810 |
| 1976 | 117 | — | — | #771 |
| 1975 | 98 | — | — | #839 |
| 1974 | 121 | — | — | #739 |
| 1973 | 113 | — | — | #754 |
| 1972 | 104 | — | — | #784 |
| 1971 | 109 | — | — | #780 |
| 1970 | 115 | — | — | #770 |
| 1969 | 104 | — | — | #767 |
| 1968 | 86 | — | — | #801 |
| 1967 | 75 | — | — | #829 |
| 1966 | 80 | — | — | #814 |
| 1965 | 86 | — | — | #804 |
| 1964 | 79 | — | — | #858 |
| 1963 | 82 | — | — | #840 |
| 1962 | 77 | — | — | #866 |
| 1961 | 89 | — | — | #810 |
| 1960 | 85 | — | — | #828 |
| 1959 | 80 | — | — | #848 |
| 1958 | 73 | — | — | #886 |
| 1957 | 76 | — | — | #866 |
| 1956 | 76 | — | — | #863 |
| 1955 | 79 | — | — | #826 |
| 1954 | 81 | — | — | #803 |
| 1953 | 70 | — | — | #859 |
| 1952 | 63 | — | — | #890 |
| 1951 | 72 | — | #5,715 | #855 |
| 1950 | 71 | — | — | #809 |
| 1949 | 73 | — | — | #805 |
| 1948 | 73 | — | — | #796 |
| 1947 | 74 | — | — | #802 |
| 1946 | 70 | — | — | #795 |
| 1945 | 64 | — | — | #768 |
| 1944 | 62 | — | — | #799 |
| 1943 | 65 | — | — | #819 |
| 1942 | 62 | — | — | #827 |
| 1941 | 54 | — | — | #861 |
| 1940 | 49 | — | — | #913 |
| 1939 | 33 | — | — | #1,129 |
| 1938 | 55 | — | — | #842 |
| 1937 | 55 | — | — | #826 |
| 1936 | 56 | — | — | #819 |
| 1935 | 76 | — | — | #695 |
| 1934 | 79 | — | — | #686 |
| 1933 | 59 | — | — | #803 |
| 1932 | 83 | — | — | #670 |
| 1931 | 98 | — | — | #592 |
| 1930 | 84 | — | — | #682 |
| 1929 | 106 | — | — | #583 |
| 1928 | 95 | — | — | #640 |
| 1927 | 102 | — | — | #622 |
| 1926 | 92 | — | — | #659 |
| 1925 | 94 | — | — | #661 |
| 1924 | 103 | — | — | #634 |
| 1923 | 82 | — | — | #722 |
| 1922 | 73 | — | — | #785 |
| 1921 | 89 | — | — | #690 |
| 1920 | 80 | — | — | #727 |
| 1919 | 71 | — | — | #769 |
| 1918 | 49 | — | — | #953 |
| 1917 | 48 | — | — | #927 |
| 1916 | 57 | — | — | #828 |
| 1915 | 69 | — | — | #709 |
| 1914 | 48 | — | — | #765 |
| 1913 | 35 | — | — | #811 |
| 1912 | 29 | — | — | #823 |
| 1911 | 18 | — | — | #774 |
| 1910 | 19 | — | — | #688 |
| 1909 | 8 | — | — | #1,116 |
| 1908 | 9 | — | — | #982 |
| 1907 | 12 | — | — | #792 |
| 1905 | 10 | — | — | #811 |
| 1904 | 6 | — | — | #1,124 |
| 1902 | 6 | — | — | #1,065 |
| 1901 | 7 | — | — | #894 |
| 1900 | 11 | — | — | #809 |
| 1898 | 5 | — | — | #1,201 |
| 1897 | 6 | — | — | #993 |
| 1896 | 9 | — | — | #797 |
| 1894 | 10 | — | — | #693 |
| 1892 | 6 | — | — | #1,007 |
| 1891 | 9 | — | — | #663 |
| 1889 | 6 | — | — | #921 |
| 1888 | 6 | — | — | #966 |
| 1887 | 6 | — | — | #863 |
| 1883 | 5 | — | — | #955 |
| 1880 | 5 | — | — | #966 |