Fidelia
Meaningfaithful · Latin
- US rank
- #10,107
- Syllables
- 3
- Peak
- #738 in 1880
9 babies were named Fidelia in the US in 2025.
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US births per million girls, 1880–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Fidelia you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 178,571 baby girls born in the US in 2025 was named Fidelia, 9 babies in all. In a typical school of 500 kids, your Fidelia would very likely be the only one.
- HistoryFidelia has been in use since at least 1880, the first year US birth records were kept. That's 145 years of Fidelias, and counting.
- Best yearIt was far more popular in 1880, when it ranked #738. Today it's #10,107, so it could be due a comeback.
- MeaningIn Latin, Fidelia means “faithful”. Our records link it to Latin and Spanish roots.
About the name Fidelia
Fidelia is a girl name of Latin and Spanish origin meaning “faithful”. It has 7 letters and 3 syllables, starting with F and ending in “-lia”. US birth records list Fidelia for girls from 1880 to 2025, in 89 of those 146 years. Its best year was 1880, when it ranked #738 among girl names. In 2025 it ranked #10,107, with 9 babies.
Origin:Latin namesSpanish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1880s | 15 | 65,020 girls |
| 1890s | 25 | 40,568 girls |
| 1900s | 10 | 98,814 girls |
| 1910s | 15 | 68,399 girls |
| 1920s | 11 | 90,009 girls |
| 1930s | 7.9 | 126,422 girls |
| 1940s | 4.5 | 219,780 girls |
| 1950s | 1.6 | 606,061 girls |
| 1960s | 1.7 | 598,802 girls |
| 1970s | 2.6 | 380,228 girls |
| 1980s | 1.6 | 613,497 girls |
| 1990s | 3.3 | 303,030 girls |
| 2000s | 1.2 | 854,701 girls |
| 2010s | 0.9 | 1,098,901 girls |
| 2020s | 1.6 | 606,061 girls |
More Latin girl names
- Girl name: Olivia · olive tree
- Girl name: Amelia · work, industrious
- Girl name: Mia · possibly beloved
- Girl name: Evelyn · possibly desired
- Girl name: Ava · possibly bird, or life
- Girl name: Violet · violet flower
- Girl name: Aurora · dawn
- Girl name: Lily · lily flower
Questions about the name Fidelia
What does the name Fidelia mean?
Fidelia means “faithful” in Latin.
What is the origin of the name Fidelia?
Fidelia has Latin, Spanish roots in our records. Other Latin names include Olivia, Amelia, Mia.
Is Fidelia a boy or girl name?
Fidelia is a girl name.
How popular is the name Fidelia?
Fidelia ranked #10,107 for US girls in 2025, given to 9 babies. Its best year was 1880 (#738).