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Dagny

Gender
Girl
Say it
DAG-nee
Origin
Old Norse
US rank, 2025
#5,237 for girls

Dagny is a girls' name of Old Norse origin, meaning “new day”. In 2025 it ranked 5,237th for girls in the US (24 babies).

What does Dagny mean?

Old Norse: from Old Norse Dagny, from dagr and ny

“new day”

Dagny Taggart is the heroine of Ayn Rand's 1957 novel Atlas Shrugged.

Is Dagny a girl's or a boy's name?

Dagny is a girls' name. In 2025, it was given to 24 girls in the US. Too few boys were given it to be listed.

How popular is Dagny in the US?

Rank in 2025
5,237th among girls
Babies in 2025
24 about 1 in 67,000 girls
Five-year trend
Falling down 42% in five years
Same name in a class
under 1% chance among 15 girls

In 2025, 24 girls in the US were named Dagny, making it the 5,237th most popular name for girls. Five years earlier, in 2020, it was 3,840th. Its busiest year was 2013, with 81 girls. It first appears in the records in 1893.

Half of all the girls named Dagny in the US since 1880 were born between 1938 and 2014, the years shaded on the chart below.

1893Busiest: 81 in 20132025
Dagny in the US, year by year
YearGirlsRank
202524#5,237
202418#6,391
202333#4,274
202235#4,106
202134#4,163
202037#3,840
201944#3,498
201848#3,292
201747#3,346
201637#3,996
201547#3,389
201456#3,003
201381#2,279
201263#2,769
201155#3,050
201038#3,960
200943#3,676
200839#4,005
200727#5,227
200627#5,085
200528#4,700
200417#6,763
200324#5,087
200217#6,386
200120#5,565
200018#5,932
199915#6,478
19987#11,132
199710#8,329
199610#8,127
199518#5,216
19949#8,798
199310#8,045
19929#8,726
19915#13,139
19906#11,403
19896#10,841
19888#8,386
19877#8,773
19867#8,518
19856#9,304
19846#9,139
19830–
19828#7,467
19816#9,108
19807#8,177
19796#9,008
19788#6,946
19770–
19767#7,294
19756#7,982
197410#5,359
19737#6,664
19720–
19717#6,617
19708#5,817
19695#7,469
196816#3,314
19678#4,981
19660–
196510#4,201
19647#5,473
19637#5,295
196210#4,262
19617#5,308
19600–
19590–
19580–
19570–
19560–
19550–
19540–
19530–
19525#5,561
19515#5,413
19500–
19490–
19486#4,649
19470–
19460–
19450–
19440–
19436#4,195
19420–
19410–
19400–
19396#3,780
19385#4,340
19375#4,253
19366#3,699
19350–
19340–
19330–
19320–
193112#2,425
19307#3,656
19290–
19289#3,162
192711#2,858
192610#3,045
19259#3,361
19249#3,391
192317#2,169
19229#3,377
192114#2,509
192017#2,172
191915#2,264
191820#1,887
191723#1,605
191625#1,485
191526#1,405
191413#1,896
191319#1,308
191215#1,421
191110#1,545
19105#2,398
19095#2,208
190811#1,261
190711#1,206
19069#1,321
19058#1,419
19045#1,876
19037#1,440
19029#1,219
190113#918
190011#1,170
18990–
189810#1,098
18978#1,167
18967#1,292
18950–
18940–
18935#1,437

Names like Dagny

Names given in the same years and the same naming tradition, with a similar sound.

More Old Norse names

Every Old Norse name

Sources

Figures from Popular Baby Names (US Social Security Administration). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.

To cite this page: Nameling, “Dagny: name meaning, origin and popularity”, https://www.nameling.co.uk/names/dagny, updated 20 October 2026.