Boys' name · peaked in 2001
Marcos name popularity since 1925
53,263 babies born in the US from 1925 to 2025 were named Marcos. Half of them were born in 1999 or earlier, so the typical Marcos is about 27 years old in 2026. Marcos peaked in 2001 as the #240 name for boys, and it ranked #517 in 2025.
Key facts
- US babies since 1925
- 53,263
- Named Marcos, 1925–2025
- In 2025
- #517
- for boys in 2025 (579 babies)
- Girls / boys
- 99.7% boys
- 162 girls · 53,101 boys
- Most popular in
- New Mexico
- 5.30× its national share
Peak year is the year Marcos made up the largest share of US boys, in records going back to 1880. Typical age is based on births from 1925 on, not on who is living today.
Marcos births per year, 1925–2025
2001 was the biggest year for Marcos both by count and as a share of all babies.
- Fastest rise: Between 1968 and 1973, Marcos became 1.9× more common, from 1 in 6,560 baby boys to 1 in 3,430.
- Steepest fall: Between 2009 and 2014, its share of baby boys fell by 34%, from 1 in 1,640 to 1 in 2,500.
Shaded on the chart. Both compare Marcos's share of all US boys five years apart, counting only years with at least 100 babies named Marcos.
Decade by decade
Babies named Marcos in each decade, and its rank among boys' names in the middle year of the decade (1935, 1945 … 2025).
| Decade | Girls | Boys | Rank |
|---|---|---|---|
| 1925–29 | 6 | 235 | – |
| 1930s | 0 | 399 | #1,116 |
| 1940s | 0 | 555 | #873 |
| 1950s | 0 | 1,062 | #711 |
| 1960s | 0 | 2,200 | #490 |
| 1970s | 15 | 4,610 | #335 |
| 1980s | 65 | 6,922 | #284 |
| 1990s | 65 | 11,791 | #249 |
| 2000s | 11 | 13,593 | #246 |
| 2010s | 0 | 8,030 | #408 |
| 2020–25 | 0 | 3,704 | #517 |
Ranks count every name given to at least 5 boys that year, so they can go past 1,000.
Generation fingerprint
38.3% of babies named Marcos from 1925 to 2025 were born in the Gen Z years (1997–2012). The full split by generation:
Where Marcos is most popular
The index compares Marcos's share of babies in each state with its share nationwide, 1925–2025 (1.50× = 50% more common). States with at least 300 babies named Marcos.
| State | Index | Babies |
|---|---|---|
| New Mexico | 5.30× | 1,496 |
| Arizona | 3.75× | 2,484 |
| Texas | 2.90× | 11,615 |
| California | 2.88× | 15,600 |
| Nevada | 2.62× | 477 |
Other spellings
Spellings that sound like Marcos and were given to at least 1,000 boys from 1925 to 2025, with the year each one was most popular.
| Spelling | Boys | Peak year |
|---|---|---|
| Marcos (this page) | 53,101 | 2001 |
| Marcus | 236,671 | 1984 |
| Markos | 1,040 | 2008 |
Names with a similar story
Of the other 1999 names on this site, these six had the share of babies closest in shape to Marcos's from 1925 to 2025, however common each one got. Each line is scaled to its own high; the dashed line is Marcos.
Names from the same era
Other common names that peaked within two years of Marcos (2001).
Source: U.S. Social Security Administration national and state baby-name data, which covers names given to at least 5 babies of one sex in a year. About the data