Girls' name · peaked in 1974
Heidi name popularity since 1925
149,687 babies born in the US from 1925 to 2025 were named Heidi. Half of them were born in 1976 or earlier, so the typical Heidi is about 50 years old in 2026. Heidi peaked in 1974 as the #60 name for girls, and it ranked #340 in 2025.
Key facts
- US babies since 1925
- 149,687
- Named Heidi, 1925–2025
- In 2025
- #340
- for girls in 2025 (894 babies)
- Girls / boys
- 99.8% girls
- 149,326 girls · 361 boys
- Most popular in
- Utah
- 3.21× its national share
Peak year is the year Heidi made up the largest share of US girls, in records going back to 1880. Typical age is based on births from 1925 on, not on who is living today.
Heidi births per year, 1925–2025
The biggest year by count was 1972. Measured as a share of all babies, Heidi peaked in 1974.
- Fastest rise: Between 1951 and 1956, Heidi became 3.8× more common, from 1 in 5,650 baby girls to 1 in 1,480.
- Steepest fall: Between 1984 and 1989, its share of baby girls fell by 47%, from 1 in 630 to 1 in 1,200.
Shaded on the chart. Both compare Heidi's share of all US girls five years apart, counting only years with at least 100 babies named Heidi.
Decade by decade
Babies named Heidi in each decade, and its rank among girls' names in the middle year of the decade (1935, 1945 … 2025).
| Decade | Girls | Boys | Rank |
|---|---|---|---|
| 1925–29 | 8 | 0 | – |
| 1930s | 183 | 0 | #2,630 |
| 1940s | 1,270 | 0 | #825 |
| 1950s | 10,218 | 0 | #261 |
| 1960s | 33,751 | 77 | #105 |
| 1970s | 42,219 | 166 | #66 |
| 1980s | 26,387 | 113 | #125 |
| 1990s | 10,798 | 5 | #289 |
| 2000s | 10,102 | 0 | #324 |
| 2010s | 9,259 | 0 | #343 |
| 2020–25 | 5,131 | 0 | #340 |
Ranks count every name given to at least 5 girls that year, so they can go past 1,000.
Generation fingerprint
44.3% of babies named Heidi from 1925 to 2025 were born in the Gen X years (1965–1980). The full split by generation:
Where Heidi is most popular
The index compares Heidi'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 Heidi.
| State | Index | Babies |
|---|---|---|
| Utah | 3.21× | 4,071 |
| New Hampshire | 2.72× | 1,277 |
| Idaho | 2.70× | 1,604 |
| Vermont | 2.66× | 661 |
| Maine | 2.65× | 1,688 |
Other spellings
Spellings that sound like Heidi and were given to at least 1,000 girls from 1925 to 2025, with the year each one was most popular.
| Spelling | Girls | Peak year |
|---|---|---|
| Heidi (this page) | 149,326 | 1974 |
| Heidy | 6,085 | 2010 |
Names with a similar story
Of the other 499 names on this site, these six had the share of babies closest in shape to Heidi's from 1925 to 2025, however common each one got. Each line is scaled to its own high; the dashed line is Heidi.
Names from the same era
Other common names that peaked within two years of Heidi (1974).
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