Marcelo is an established boys' name that has climbed to its highest level yet, peaking in 2025.
Marcelo is a boy name. In 2025 it ranked #399 for boy births in the United States (and #805 across all names), given to 798 babies — 820 including U.S. territories. Marcelo first appears in 1907 and peaked in 2025 (798 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 798 | 820 | #399 |
| 2024 | 710 | 721 | #444 |
| 2023 | 566 | 578 | #522 |
| 2022 | 545 | 557 | #543 |
| 2021 | 478 | 488 | #584 |
| 2020 | 418 | 426 | #642 |
| 2019 | 483 | 490 | #577 |
| 2018 | 440 | 445 | #614 |
| 2017 | 463 | 473 | #588 |
| 2016 | 317 | 322 | #767 |
| 2015 | 313 | 313 | #763 |
| 2014 | 319 | 325 | #744 |
| 2013 | 270 | 280 | #812 |
| 2012 | 284 | 284 | #796 |
| 2011 | 263 | 273 | #827 |
| 2010 | 248 | 258 | #856 |
| 2009 | 254 | 268 | #845 |
| 2008 | 284 | 284 | #781 |
| 2007 | 273 | 281 | #789 |
| 2006 | 217 | 223 | #900 |
| 2005 | 215 | 224 | #857 |
| 2004 | 183 | 183 | #928 |
| 2003 | 185 | 185 | #902 |
| 2002 | 188 | 188 | #874 |
| 2001 | 198 | 206 | #826 |
| 2000 | 190 | 190 | #842 |
| 1999 | 186 | 192 | #824 |
| 1998 | 173 | 173 | #846 |
| 1997 | 135 | — | #974 |
| 1996 | 157 | — | #876 |
| 1995 | 138 | — | #948 |
| 1994 | 107 | — | #1,086 |
| 1993 | 99 | — | #1,136 |
| 1992 | 121 | — | #985 |
| 1991 | 106 | — | #1,050 |
| 1990 | 116 | — | #976 |
| 1989 | 96 | — | #1,070 |
| 1988 | 92 | — | #1,029 |
| 1987 | 100 | — | #946 |
| 1986 | 84 | — | #1,013 |
| 1985 | 62 | — | #1,202 |
| 1984 | 73 | — | #1,051 |
| 1983 | 56 | — | #1,229 |
| 1982 | 75 | — | #1,054 |
| 1981 | 87 | — | #969 |
| 1980 | 71 | — | #1,076 |
| 1979 | 56 | — | #1,235 |
| 1978 | 89 | — | #919 |
| 1977 | 68 | — | #1,051 |
| 1976 | 66 | — | #1,024 |
| 1975 | 61 | — | #1,075 |
| 1974 | 76 | — | #939 |
| 1973 | 55 | — | #1,103 |
| 1972 | 72 | — | #958 |
| 1971 | 78 | — | #927 |
| 1970 | 57 | — | #1,089 |
| 1969 | 55 | — | #1,045 |
| 1968 | 41 | — | #1,200 |
| 1967 | 33 | — | #1,331 |
| 1966 | 48 | — | #1,066 |
| 1965 | 49 | — | #1,060 |
| 1964 | 37 | — | #1,304 |
| 1963 | 31 | — | #1,418 |
| 1962 | 44 | — | #1,184 |
| 1961 | 24 | — | #1,672 |
| 1960 | 35 | — | #1,353 |
| 1959 | 29 | — | #1,486 |
| 1958 | 20 | — | #1,816 |
| 1957 | 26 | — | #1,568 |
| 1956 | 19 | — | #1,867 |
| 1955 | 18 | — | #1,885 |
| 1954 | 24 | — | #1,582 |
| 1953 | 34 | — | #1,297 |
| 1952 | 32 | — | #1,338 |
| 1951 | 22 | — | #1,628 |
| 1950 | 31 | — | #1,307 |
| 1949 | 26 | — | #1,452 |
| 1948 | 33 | — | #1,272 |
| 1947 | 19 | — | #1,766 |
| 1946 | 20 | — | #1,627 |
| 1945 | 20 | — | #1,519 |
| 1944 | 19 | — | #1,612 |
| 1943 | 16 | — | #1,883 |
| 1942 | 13 | — | #2,110 |
| 1941 | 17 | — | #1,731 |
| 1940 | 12 | — | #2,148 |
| 1939 | 13 | — | #2,018 |
| 1938 | 16 | — | #1,789 |
| 1937 | 18 | — | #1,668 |
| 1936 | 16 | — | #1,766 |
| 1935 | 17 | — | #1,737 |
| 1934 | 17 | — | #1,764 |
| 1933 | 34 | — | #1,139 |
| 1932 | 28 | — | #1,314 |
| 1931 | 26 | — | #1,379 |
| 1930 | 24 | — | #1,517 |
| 1929 | 24 | — | #1,507 |
| 1928 | 18 | — | #1,880 |
| 1927 | 20 | — | #1,778 |
| 1926 | 16 | — | #2,042 |
| 1925 | 21 | — | #1,721 |
| 1924 | 18 | — | #1,942 |
| 1923 | 13 | — | #2,403 |
| 1922 | 26 | — | #1,489 |
| 1921 | 9 | — | #3,134 |
| 1920 | 22 | — | #1,672 |
| 1919 | 18 | — | #1,851 |
| 1918 | 9 | — | #3,019 |
| 1917 | 7 | — | #3,439 |
| 1916 | 14 | — | #2,112 |
| 1915 | 10 | — | #2,557 |
| 1914 | 5 | — | #3,576 |
| 1913 | 5 | — | #3,098 |
| 1907 | 6 | — | #1,287 |