The baby name Marcos appears in baby name data for the United States from 1911 to 2024. It was most popular in 2006 with 1,257 babies given the name.
In the later years of this period, Marcos has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1911 | 6 |
| 1912 | 9 |
| 1913 | 13 |
| 1914 | 22 |
| 1915 | 15 |
| 1916 | 10 |
| 1917 | 32 |
| 1918 | 24 |
| 1919 | 23 |
| 1920 | 39 |
| 1921 | 43 |
| 1922 | 25 |
| 1923 | 39 |
| 1924 | 31 |
| 1925 | 30 |
| 1926 | 19 |
| 1927 | 30 |
| 1928 | 40 |
| 1929 | 32 |
| 1930 | 31 |
| 1931 | 62 |
| 1938 | 6 |
| 1939 | 24 |
| 1940 | 36 |
| 1941 | 27 |
| 1942 | 31 |
| 1943 | 34 |
| 1944 | 30 |
| 1945 | 37 |
| 1946 | 51 |
| 1947 | 36 |
| 1948 | 43 |
| 1949 | 53 |
| 1950 | 51 |
| 1951 | 7 |
| 1952 | 7 |
| 1953 | 13 |
| 1954 | 8 |
| 1955 | 160 |
| 1956 | 148 |
| 1957 | 106 |
| 1958 | 120 |
| 1959 | 162 |
| 1960 | 150 |
| 1961 | 70 |
| 1962 | 172 |
| 1963 | 160 |
| 1964 | 225 |
| 1965 | 235 |
| 1966 | 190 |
| 1967 | 211 |
| 1968 | 235 |
| 1969 | 302 |
| 1970 | 247 |
| 1971 | 272 |
| 1972 | 282 |
| 1973 | 312 |
| 1974 | 326 |
| 1975 | 342 |
| 1976 | 336 |
| 1977 | 382 |
| 1978 | 372 |
| 1979 | 7 |
| 1979 | 336 |
| 1980 | 424 |
| 1981 | 426 |
| 1982 | 425 |
| 1983 | 512 |
| 1984 | 420 |
| 1985 | 451 |
| 1986 | 525 |
| 1987 | 445 |
| 1988 | 438 |
| 1989 | 480 |
| 1990 | 583 |
| 1991 | 636 |
| 1992 | 674 |
| 1993 | 739 |
| 1994 | 803 |
| 1995 | 847 |
| 1996 | 948 |
| 1997 | 957 |
| 1998 | 1,055 |
| 1999 | 1,031 |
| 2000 | 1,162 |
| 2001 | 1,175 |
| 2002 | 963 |
| 2003 | 964 |
| 2004 | 917 |
| 2005 | 1,238 |
| 2006 | 1,257 |
| 2007 | 1,136 |
| 2008 | 1,139 |
| 2009 | 1,041 |
| 2010 | 934 |
| 2011 | 783 |
| 2012 | 1,018 |
| 2013 | 919 |
| 2014 | 710 |
| 2015 | 837 |
| 2016 | 839 |
| 2017 | 756 |
| 2018 | 764 |
| 2019 | 658 |
| 2020 | 474 |
| 2021 | 550 |
| 2022 | 569 |
| 2023 | 544 |
| 2024 | 566 |