Deloria
- US rank
- Unranked
- Syllables
- 3
- Peak
- #2,391 in 1951
0 babies were named Deloria in the US in 2025.
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US births per million girls, 1921–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Deloria you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryDeloria first shows up in US birth records in 1921, the first year at least 5 babies got it. It has been in use for 104 years since.
- Best yearIts best year was 1951, when it reached #2,391.
About the name Deloria
Deloria is a girl name of Spanish origin. It has 7 letters and 3 syllables, starting with D and ending in “-ria”. US birth records list Deloria for girls from 1921 to 1985, in 47 of those 65 years. Its best year was 1951, when it ranked #2,391 among girl names. It hasn't been given to 5 or more US babies in a year since 1985, so today it's a genuinely rare choice.
Origin:Spanish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1920s | 1.8 | 548,780 girls |
| 1930s | 7.7 | 129,870 girls |
| 1940s | 7.4 | 135,318 girls |
| 1950s | 5.3 | 187,617 girls |
| 1960s | 4.2 | 239,234 girls |
| 1970s | 2.0 | 502,513 girls |
| 1980s | 1.0 | 1,016,949 girls |
More Spanish girl names
- Girl name: Sofia · wisdom
- Girl name: Camila · temple attendant
- Girl name: Maya · illusion
- Girl name: Liliana · lily
- Girl name: Lucia · light
- Unisex name: Jade · jade gemstone
- Girl name: Gabriella · God is my strength
- Girl name: Catalina · possibly pure
Questions about the name Deloria
What is the origin of the name Deloria?
Deloria has Spanish roots in our records. Other Spanish names include Sofia, Camila, Maya.
Is Deloria a boy or girl name?
Deloria is a girl name.
How popular is the name Deloria?
Deloria is rare: fewer than 5 US girls got it in 2025, and it was last given to 5 or more in 1985. It peaked at #2,391 in 1951.