Girls' name · peaked in 1946
Judy name popularity since 1925
381,761 babies born in the US from 1925 to 2025 were named Judy. Half of them were born in 1949 or earlier, so the typical Judy is about 77 years old in 2026. Judy peaked in 1946 as the #11 name for girls, and it was outside the top 1,000 in 2025.
Key facts
- US babies since 1925
- 381,761
- Named Judy, 1925–2025
- In 2025
- Not top 1,000
- #1,874 for girls in 2025
- Girls / boys
- 99.7% girls
- 380,667 girls · 1,094 boys
- Most popular in
- South Dakota
- 1.96× its national share
Peak year is the year Judy 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.
Judy births per year, 1925–2025
The biggest year by count was 1947. Measured as a share of all babies, Judy peaked in 1946.
- Fastest rise: Between 1934 and 1939, Judy became 8× more common.
- Steepest fall: Between 1964 and 1969, its share of baby girls fell by 59%, from 1 in 343 to 1 in 843.
Shaded on the chart. Both compare Judy's share of all US girls five years apart, counting only years with at least 100 babies named Judy.
Decade by decade
Babies named Judy 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 | 1,491 | 5 | – |
| 1930s | 22,311 | 83 | #143 |
| 1940s | 167,719 | 483 | #13 |
| 1950s | 118,060 | 255 | #32 |
| 1960s | 50,325 | 165 | #86 |
| 1970s | 9,654 | 58 | #306 |
| 1980s | 4,858 | 45 | #462 |
| 1990s | 2,662 | 0 | #772 |
| 2000s | 1,481 | 0 | #1,458 |
| 2010s | 1,369 | 0 | #1,443 |
| 2020–25 | 737 | 0 | #1,874 |
Ranks count every name given to at least 5 girls that year, so they can go past 1,000.
Generation fingerprint
60.1% of babies named Judy from 1925 to 2025 were born in the Baby Boom years (1946–1964). The full split by generation:
Where Judy is most popular
The index compares Judy'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 Judy.
| State | Index | Babies |
|---|---|---|
| South Dakota | 1.96× | 2,381 |
| Kentucky | 1.89× | 12,065 |
| Iowa | 1.85× | 8,969 |
| West Virginia | 1.81× | 6,074 |
| Wyoming | 1.81× | 934 |
Other spellings
Spellings that sound like Judy 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 |
|---|---|---|
| Judy (this page) | 380,667 | 1946 |
| Judi | 10,351 | 1945 |
| Judie | 5,304 | 1942 |
Names with a similar story
Of the other 499 names on this site, these six had the share of babies closest in shape to Judy's from 1925 to 2025, however common each one got. Each line is scaled to its own high; the dashed line is Judy.
Names from the same era
Other common names that peaked within two years of Judy (1946).
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