Boys' name · peaked in 2025
Cooper name popularity since 1925
126,161 babies born in the US from 1925 to 2025 were named Cooper (2.2% girls, 97.8% boys). Half of them were born in 2014 or earlier, so the typical Cooper is about 12 years old in 2026. Cooper peaked in 2025 as the #27 name for boys, and it ranked #27 in 2025.
Key facts
- US babies since 1925
- 126,161
- Named Cooper, 1925–2025
- In 2025
- #27
- for boys in 2025 (7,472 babies)
- Girls / boys
- 97.8% boys
- 2,782 girls · 123,379 boys
- Most popular in
- Utah
- 2.91× its national share
Peak year is the year Cooper 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.
Cooper births per year, 1925–2025
2025 was the biggest year for Cooper both by count and as a share of all babies.
- Fastest rise: Between 1990 and 1995, Cooper became 3.3× more common, from 1 in 9,880 baby boys to 1 in 3,010.
Shaded on the chart. This compares Cooper's share of all US boys five years apart, counting only years with at least 100 babies named Cooper.
Decade by decade
Babies named Cooper 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 | 0 | 83 | – |
| 1930s | 0 | 135 | #1,778 |
| 1940s | 0 | 117 | #1,867 |
| 1950s | 0 | 118 | #1,985 |
| 1960s | 0 | 155 | #1,522 |
| 1970s | 0 | 238 | #2,146 |
| 1980s | 20 | 1,020 | #857 |
| 1990s | 166 | 6,274 | #376 |
| 2000s | 645 | 32,438 | #120 |
| 2010s | 1,072 | 49,273 | #77 |
| 2020–25 | 879 | 33,528 | #27 |
Ranks count every name given to at least 5 boys that year, so they can go past 1,000.
Generation fingerprint
54.6% of babies named Cooper from 1925 to 2025 were born in the Gen Alpha years (2013–2025). The full split by generation:
Where Cooper is most popular
The index compares Cooper'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 Cooper.
| State | Index | Babies |
|---|---|---|
| Utah | 2.91× | 3,074 |
| Idaho | 2.82× | 1,392 |
| Alaska | 2.07× | 381 |
| Montana | 2.03× | 738 |
| Wyoming | 2.02× | 339 |
Other spellings
Spellings that sound like Cooper 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 |
|---|---|---|
| Cooper (this page) | 123,379 | 2025 |
| Kooper | 4,012 | 2022 |
Names with a similar story
Of the other 1999 names on this site, these six had the share of babies closest in shape to Cooper's from 1925 to 2025, however common each one got. Each line is scaled to its own high; the dashed line is Cooper.
Names from the same era
Other common names that peaked within two years of Cooper (2025).
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