Denny
Denny was the 4284th most popular name for boys in 2025, given to 24 babies. Its best year was 1946, when it ranked 325th; the most babies were born in 1947 (439). Over the last ten years it has moved down 1,711 places. More babies were named Denny in the 1940s than in any other decade.
Meaning Not yet researched how we research meanings
- Rank in 2025
- #4,284 boys, up 1,020 places since 2020
- Babies in 2025
- 24boys
- Girls and boys
- Almost always a boy’s name2021–2025
- Peak year
- 1947439 babies
- Total since 1880
- 15,819babies recorded
Denny popularity since 1880
A few girls are given the name too: 402 since 1926.
| Year | Rank (boys) | Babies (boys) |
|---|---|---|
| 2025 | #4,284 | 24 |
| 2020 | #5,304 | 17 |
| 2010 | #2,126 | 63 |
| 2000 | #1,715 | 66 |
| 1990 | #1,156 | 88 |
| 1980 | #746 | 139 |
| 1970 | #517 | 244 |
| 1960 | #456 | 309 |
| 1950 | #392 | 296 |
| 1940 | #426 | 187 |
| 1930 | #718 | 76 |
| 1920 | #1,280 | 32 |
| 1910 | #1,650 | 5 |
| 1900 | #1,072 | 7 |
| 1890 | — | — |
| 1880 | — | — |
How popular is Denny, counting every spelling?
Denny has no other common spelling that sounds the same.
How many kids will share the name Denny?
24 of the 3,606,400 babies born in the US in 2025 were named Denny (0.01 per 1,000 births). For a boy named Denny born in 2025, the chance that another child with the same name is in a class of 20 children the same age is under 1 in 50. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 347 (of 430 pupils) would have a child named Denny.
Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.
How old are people named Denny?
About 10,300 people born in the US named Denny are alive today, with a median age of 57; half are between 40 and 70. That makes Denny a name most people associate with older generations.
Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.
Denny by state
How common Denny was among boys born in each state in 2021–2025. In 48 states fewer than five boys a year got the name, too few for SSA to publish, so those states show as zero.
Names with a similar history
These names rose and fell in step with Denny: their share of US boys followed the most similar curve since 1880. If you like Denny, they share its era and feel.
Denny is also a nickname for Dennis.
Questions about the name Denny
How popular is the name Denny?
Denny was the 4284th most popular name for boys in 2025, given to 24 babies. Its best year was 1946, when it ranked 325th; the most babies were born in 1947 (439). Over the last ten years it has moved down 1,711 places. More babies were named Denny in the 1940s than in any other decade.
Is Denny a boy or girl name?
In 2021–2025, almost always a boy’s name given the name Denny in the US.
Where is Denny most popular?
In 2021–2025, Denny was most common in Washington (0.03 per 1,000 boys), followed by Florida and Texas.