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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.

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US births per million girls, 1893–2025

0306018931920196020002025

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.

Dagny Juel

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

Dagny for girls, by decade
DecadeBabies per millionAbout 1 in
1890s1855,688 girls
1900s3132,289 girls
1910s2146,926 girls
1920s8.7114,679 girls
1930s3.8263,158 girls
1940s0.81,282,051 girls
1950s0.61,818,182 girls
1960s3.9255,102 girls
1970s3.8261,780 girls
1980s3.5281,690 girls
1990s5.5180,505 girls
2000s1471,276 girls
2010s2933,921 girls
2020s1953,812 girls

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).