Dagny
Girl name · Norwegian · Old Norse · Scandinavian
Meaningnew day · Old Norse
- US rank
- #5,238
- Syllables
- 2
- Peak
- #918 in 1901
24 babies were named Dagny in the US in 2025. It has dropped 1,397 places in five years.
Save adds it to your list. Vote moves it up the top voted names.
US births per million girls, 1893–2025
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Dagny you might not know, from US birth records and Wikipedia. Handy for convincing a partner, or a grandparent.
Famous Dagny
Dagny Juel
Norwegian writer, translator, playwright, poet, and artists' model (1867–1901)
Choose Dagny and your child shares a first name with Dagny Juel, a Norwegian writer, translator, playwright, poet, and artists' model. A ready-made answer when someone asks “Dagny, like who?” Dagny Juel's Wikipedia article is available in 20 languages, a good sign of just how widely known they are.
Read about Dagny Juel on Wikipedia (opens in a new tab)Photo: Wikimedia Commons, Public domain (opens in a new tab), via Wikimedia Commons
- How commonAbout 1 in every 67,114 baby girls born in the US in 2025 was named Dagny, 24 babies in all. In a typical school of 500 kids, your Dagny would very likely be the only one.
- HistoryDagny first shows up in US birth records in 1893, the first year at least 5 babies got it. It has been in use for 132 years since.
- Best yearIt was far more popular in 1901, when it ranked #918. Today it's #5,238, so it could be due a comeback.
- TrendDagny has slipped 1,397 places over the last five years and now sits at #5,238. Good news if you want a familiar name that fewer kids will share.
- MeaningIn Old Norse, Dagny means “new day”. Our records link it to Norwegian, Old Norse and Scandinavian roots.
- OriginDagny is the #8 most popular Norwegian girl name in the US. That's out of 18 Norwegian girl and unisex names in our list.
About the name Dagny
Dagny is a girl name of Norwegian, Old Norse and Scandinavian origin meaning “new day”. It has 5 letters and 2 syllables, starting with D and ending in “-gny”. US birth records list Dagny for girls from 1893 to 2025, in 104 of those 133 years. Its best year was 1901, when it ranked #918 among girl names. In 2025 it ranked #5,238, with 24 babies.
Origin:Norwegian namesOld Norse namesScandinavian names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1890s | 18 | 55,688 girls |
| 1900s | 31 | 32,289 girls |
| 1910s | 21 | 46,926 girls |
| 1920s | 8.7 | 114,679 girls |
| 1930s | 3.8 | 263,158 girls |
| 1940s | 0.8 | 1,282,051 girls |
| 1950s | 0.6 | 1,818,182 girls |
| 1960s | 3.9 | 255,102 girls |
| 1970s | 3.8 | 261,780 girls |
| 1980s | 3.5 | 281,690 girls |
| 1990s | 5.5 | 180,505 girls |
| 2000s | 14 | 71,276 girls |
| 2010s | 29 | 33,921 girls |
| 2020s | 19 | 53,812 girls |
More Norwegian girl names
Questions about the name Dagny
What does the name Dagny mean?
Dagny means “new day” in Old Norse.
What is the origin of the name Dagny?
Dagny has Norwegian, Old Norse, Scandinavian roots in our records. Other Norwegian names include Liv, Kari, Halle.
Is Dagny a boy or girl name?
Dagny is a girl name.
How popular is the name Dagny?
Dagny ranked #5,238 for US girls in 2025, given to 24 babies. Its best year was 1901 (#918).