How Many People Are Named Dennis?
people named Dennis are alive in the United States today (estimate)
About 1 in 838 people in the US has this name
Based on 623,692 babies named Dennis in Social Security records from 1880 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
⭐ Uncommon
Peak Year
24,605 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
Usual English, German and Dutch form of DENIS.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
Same Sound, Other Spellings
These names are pronounced like Dennis in English. Counting Dennis and these spellings together, about 422,190 people alive in the US have the name.
⚧ Gender Distribution
Of the babies given the name Dennis, 0.5% were girls and 99.5% were boys.
👥 Age Distribution
The average person named Dennis alive today is about 62 years old, and 66% are 60 or older. Half of them were between 54 and 74 in 2025.
📈 Popularity Over Time
Dennis first appears in the records in 1880 and was given most often in 1952, to 24,605 babies. In 2025, 381 babies got the name.
Babies given the name each year, 1880 to 2025
🏆 Rank History
Dennis never made the top 10 boys' names. Its best rank was #16, in 1949, and it was in the top 100 for 51 years, 1934 to 1984. In 2025 it ranked #707.
| Boys | |
|---|---|
| Rank in 2025 | #707 |
| Best rank | #16 (1949) |
| Years in the top 100 | 51 (1934 to 1984) |
| Rank in its biggest decade | #21 in the 1950s |
📍 State-Wise Distribution
People named Dennis alive today, by the state where they were born (estimate; state records start in 1910).
More people named Dennis were born in California than in any other state: about 35,974 of those alive today. Compared with the national rate in the same years, Dennis was given 2 times as often in Iowa, 1.8 times in North Dakota and 1.8 times in South Dakota.
Look up another name
⊙ We don't save the names you search.