Kolly is a variant of Koll. One interpretation is “having dark features.”
Explained through its name family
The story
Published U.S. birth records include this spelling as early as 2021. This is the earliest published observation available here, rather than a date for the name’s origin.
From dated birth records
Kolly through the years
Babies since 1880
25
0 boys · 25 girls
Most popular year
2021
10 babies
2025
5
#16,204 for girls
2021–25 vs 2016–20
+100%
Rising fast
Kolly in U.S. Social Security birth records, 2021–2025, per million girls born. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.
By the numbers
In 2025, this name appeared in 5 U.S. birth records for girls, ranking No. 16,204 among girls’ names. The recent annual counts are too incomplete to establish a ten-year comparison.
From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.