Tammy Girl
How popular is Tammy?
#3,644 girl name in 2025
41 baby girls were named Tammy in the US in 2025, making it the 3644th most popular girl name.
Tammy popularity over time
Boys Girls
| Rank in 2025 | #3,644 for girls (▲ 1126 from 2024) |
|---|---|
| Babies in 2025 | 41 girls |
| 10-year trend | Steady (-7% babies vs 2015) |
| Earlier ranks | #3,533 in 2015, #4,077 in 2020 |
| Peak year | 1963 (21,199 girls) |
| Highest rank | #8 in 1966 (5 years at that rank) |
| First recorded | 1934 |
| Boys vs girls (last 10 years) | 0% boys, 100% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Tammy counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Tammy family of names ranked #2,165 for girls in 2025 (#2,852 the year before), with 59 babies in all.
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Tammy is most popular
Babies named Tammy per 1,000 girls born in each state, 2021 to 2025. Darker means more common.
- New Jersey: 0.1 per 1,000 (11 girls)
- New York: 0.0 per 1,000 (7 girls)
- California: 0.0 per 1,000 (10 girls)
- Texas: 0.0 per 1,000 (5 girls)
Tammy by decade
| Decade | Baby girls | Best rank |
|---|---|---|
| 1930s | 31 | #2,924 |
| 1940s | 490 | #957 |
| 1950s | 29,176 | #31 |
| 1960s | 182,231 | #8 |
| 1970s | 98,830 | #8 |
| 1980s | 15,645 | #96 |
| 1990s | 3,311 | #449 |
| 2000s | 1,561 | #1,079 |
| 2010s | 545 | #2,589 |
| 2020s | 195 | #3,644 |
Girl names about as popular as Tammy
Questions
- Is Tammy a boy or girl name?
- Tammy is mostly a girl name. Over the last 10 years, 100% of babies named Tammy were girls.
- How popular is the name Tammy?
- 41 baby girls were named Tammy in the US in 2025, making it the 3644th most popular girl name.
- When was Tammy most popular?
- Tammy peaked in 1963, when 21,199 girls were given the name. Its highest rank was #8, held for 5 years starting in 1966.
- How many people are named Tammy?
- 333,407 babies have been named Tammy in the US since 1880. We estimate about 304,430 of them are alive in 2026, with a median age of 59.
- Where is Tammy most popular?
- From 2021 to 2025, Tammy was most common in New Jersey, at 0.1 of every 1,000 girls born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.