Boys' name · peaked in 2003
Brock name popularity since 1925
43,590 babies born in the US from 1925 to 2025 were named Brock. Half of them were born in 2000 or earlier, so the typical Brock is about 26 years old in 2026. Brock peaked in 2003 as the #243 name for boys, and it ranked #810 in 2025.
Key facts
- US babies since 1925
- 43,590
- Named Brock, 1925–2025
- In 2025
- #810
- for boys in 2025 (306 babies)
- Girls / boys
- 99.8% boys
- 75 girls · 43,515 boys
- Most popular in
- Utah
- 4.66× its national share
Peak year is the year Brock 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.
Brock births per year, 1925–2025
2003 was the biggest year for Brock both by count and as a share of all babies.
- Fastest rise: Between 1971 and 1976, Brock became 4.1× more common, from 1 in 10,000 baby boys to 1 in 2,430.
- Steepest fall: Between 2016 and 2021, its share of baby boys fell by 49%, from 1 in 2,750 to 1 in 5,370.
Shaded on the chart. Both compare Brock's share of all US boys five years apart, counting only years with at least 100 babies named Brock.
Decade by decade
Babies named Brock 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 | 12 | – |
| 1930s | 0 | 84 | #2,994 |
| 1940s | 0 | 240 | #2,267 |
| 1950s | 0 | 529 | #1,034 |
| 1960s | 0 | 1,311 | #558 |
| 1970s | 20 | 4,070 | #305 |
| 1980s | 33 | 6,317 | #288 |
| 1990s | 11 | 9,109 | #312 |
| 2000s | 11 | 12,441 | #260 |
| 2010s | 0 | 7,347 | #449 |
| 2020–25 | 0 | 2,055 | #810 |
Ranks count every name given to at least 5 boys that year, so they can go past 1,000.
Generation fingerprint
42.3% of babies named Brock from 1925 to 2025 were born in the Gen Z years (1997–2012). The full split by generation:
Where Brock is most popular
The index compares Brock'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 Brock.
| State | Index | Babies |
|---|---|---|
| Utah | 4.66× | 1,625 |
| Idaho | 3.77× | 614 |
| North Dakota | 3.37× | 435 |
| Kansas | 2.60× | 1,088 |
| Nebraska | 2.44× | 702 |
Names with a similar story
Of the other 1999 names on this site, these six had the share of babies closest in shape to Brock's from 1925 to 2025, however common each one got. Each line is scaled to its own high; the dashed line is Brock.
Names from the same era
Other common names that peaked within two years of Brock (2003).
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