How Many People Are Named Deloria?
people named Deloria are alive in the United States today (estimate)
About 1 in 1,270,575 people in the US has this name
Based on 425 babies named Deloria in Social Security records from 1921 to 1985, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
18 births
Trend
Last year given
⚧ Gender Distribution
All of the babies given the name Deloria in the records were girls.
👥 Age Distribution
The average person named Deloria alive today is about 69 years old, and 75% are 60 or older. Half of them were between 60 and 77 in 2025.
📈 Popularity Over Time
Deloria first appears in the records in 1921 and was given most often in 1951, to 18 babies. The last year it was given to at least 5 babies of one sex was 1985.
Babies given the name each year, 1921 to 1985
🏆 Rank History
Deloria has never been one of the 100 most popular girls' names. Its best rank was #2,409, in 1951.
| Girls | |
|---|---|
| Rank in 2025 | Not ranked |
| Best rank | #2,409 (1951) |
| Years in the top 100 | None |
| Rank in its biggest decade | #3,018 in the 1940s |
📍 State-Wise Distribution
People named Deloria alive today, by the state where they were born (estimate; state records start in 1910).
More people named Deloria were born in Alabama than in any other state: about 5 of those alive today.
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