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Baby name

Kolby

Girl Boy

10% girls / 90% boys

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Short-lived name

20011880190019251950197520002025
Kolby peaked in 2001, when 1 baby in 5,064 was given the name. The trend faded fast: today's pace is 78% below the peak. Latest ranking, 2025: No. 1222. 41% of all babies named Kolby since 1880 were born in the 2000s.
11,650births since 1880
2000sgeneration
No. 359rank at its peak, in 2001

Where babies named Kolby are born

2001

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The darker the blue, the more common Kolby is in the state, compared with its births. White: no births published that year.

Where it is most popular

Compared with the national average, Kolby is most common in Utah (4.3 times), Oklahoma (3.5) and Louisiana (2.7), taking into account all births in each state since 1910.

One letter apart

Names from the same era

Rigoberto · Fidel · Jaron · Coby · Gonzalo · Deven

Born in…

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Girls and boys, decade by decade

DecadeGirlsBoys
1960s0%100%
1970s8%92%
1980s16%84%
1990s12%88%
2000s6%94%
2010s12%88%
2020s17%83%