Kolby
#3,577 for girls in 2025, 42 births · #1,222 for boys in 2025, 165 births
Given to boys 89.6% of the time
- Peak · boys
- 2001 · 739 births
- Debut · boys
- 5 births
- In top 100 · boys
- neverof 146 years
- Total births · boys
- 11,650since 1968
Kolby over time
Rank within each sex, plotted together. Click any year to open it.
Gaps mean fewer than 5 babies received the name that year, so the SSA doesn't publish it.
Show data table
| Year | girls | boys | ||
|---|---|---|---|---|
| rank | births | rank | births | |
| 2025 | #3,577 | 42 | #1,222 | 165 |
| 2024 | #3,892 | 38 | #1,262 | 156 |
| 2023 | #3,428 | 46 | #1,197 | 167 |
| 2022 | #4,907 | 27 | #1,237 | 159 |
| 2021 | #5,091 | 25 | #1,262 | 151 |
| 2020 | #5,314 | 23 | #1,144 | 170 |
| 2019 | #5,163 | 25 | #1,234 | 153 |
| 2018 | #5,007 | 26 | #1,086 | 182 |
| 2017 | #4,147 | 35 | #1,141 | 166 |
| 2016 | #3,923 | 38 | #950 | 219 |
| 2015 | #4,144 | 35 | #828 | 272 |
| 2014 | #3,226 | 50 | #776 | 300 |
| 2013 | #3,367 | 47 | #749 | 304 |
| 2012 | #6,576 | 19 | #791 | 286 |
| 2011 | #4,151 | 35 | #705 | 325 |
| 2010 | #4,494 | 32 | #684 | 344 |
| 2009 | #4,677 | 31 | #662 | 371 |
| 2008 | #4,089 | 38 | #618 | 401 |
| 2007 | #5,895 | 23 | #642 | 378 |
| 2006 | #7,482 | 16 | #669 | 341 |
| 2005 | #6,820 | 17 | #585 | 387 |
| 2004 | #4,492 | 30 | #493 | 497 |
| 2003 | #4,418 | 29 | #464 | 543 |
| 2002 | #3,196 | 44 | #384 | 676 |
| 2001 | #3,256 | 42 | #359 | 739 |
| 2000 | #2,672 | 55 | #542 | 396 |
| 1999 | #2,675 | 52 | #521 | 407 |
| 1998 | #3,222 | 38 | #550 | 361 |
| 1997 | #4,007 | 27 | #628 | 274 |
| 1996 | #2,966 | 40 | #673 | 244 |
| 1995 | #3,357 | 33 | #631 | 267 |
| 1994 | #3,448 | 32 | #713 | 215 |
| 1993 | #3,422 | 32 | #756 | 191 |
| 1992 | #3,144 | 36 | #705 | 212 |
| 1991 | #4,329 | 23 | #708 | 205 |
| 1990 | #3,909 | 26 | #819 | 155 |
| 1989 | #3,566 | 28 | #932 | 119 |
| 1988 | #4,496 | 19 | #916 | 108 |
| 1987 | #4,660 | 17 | #914 | 106 |
| 1986 | #3,757 | 22 | #1,015 | 83 |
| 1985 | #3,983 | 20 | #963 | 90 |
| 1984 | #3,874 | 20 | #1,320 | 50 |
| 1983 | #10,275 | 5 | #1,296 | 51 |
| 1982 | — | #1,320 | 50 | |
| 1981 | — | #2,418 | 20 | |
| 1980 | — | #1,655 | 35 | |
| 1979 | #8,061 | 7 | #2,104 | 24 |
| 1978 | #8,562 | 6 | #2,205 | 21 |
| 1977 | — | #2,361 | 19 | |
| 1976 | — | #2,245 | 20 | |
| 1975 | — | #2,361 | 18 | |
| 1974 | — | #2,129 | 20 | |
| 1973 | — | #2,513 | 15 | |
| 1972 | — | #2,819 | 12 | |
| 1971 | — | #4,907 | 5 | |
| 1970 | — | — | ||
| 1969 | — | — | ||
| 1968 | — | #4,136 | 5 | |
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The first year at least five boys were named Kolby! It came in at #4,136, and was given to 5 baby boys.
Quietest stretch: 1968–1971, when fewer than 6 boys a year got the name.
Where Kolby is popular in 1994
- Rank in state
- Top 10
- 11–50
- 51–100
- 101–500
- 501+
- Not published
Hover or tap a state for its numbers.
- Idaho#227 · 1 in 1,160
- Oklahoma#253 · 1 in 1,606
- Utah#256 · 1 in 1,583
- Nebraska#280 · 1 in 1,994
- Iowa#289 · 1 in 2,422
Best ever in a state: #104 in Vermont, 2004.
Show every state
| State | Rank | Births | Share |
|---|---|---|---|
| Idaho | #227 | 6 | 1 in 1,160 |
| Oklahoma | #253 | 12 | 1 in 1,606 |
| Utah | #256 | 11 | 1 in 1,583 |
| Nebraska | #280 | 5 | 1 in 1,994 |
| Iowa | #289 | 7 | 1 in 2,422 |
| Oregon | #301 | 9 | 1 in 2,126 |
| Louisiana | #358 | 13 | 1 in 2,162 |
| Arkansas | #379 | 5 | 1 in 2,775 |
| Kansas | #391 | 5 | 1 in 3,098 |
| Arizona | #429 | 9 | 1 in 3,548 |
| Missouri | #463 | 7 | 1 in 4,960 |
| Alabama | #485 | 6 | 1 in 4,195 |
| Washington | #504 | 7 | 1 in 4,818 |
| Tennessee | #539 | 6 | 1 in 5,767 |
| Texas | #557 | 29 | 1 in 5,281 |
| Pennsylvania | #648 | 8 | 1 in 9,171 |
| California | #1,190 | 12 | 1 in 22,238 |
| New York | #1,497 | 5 | 1 in 25,166 |
| Alaska | — | — | — |
| Colorado | — | — | — |
| Connecticut | — | — | — |
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| Wyoming | — | — | — |
Ranks are within each state; “1 in N” is out of the boys born there that year. The SSA only publishes a name in a state when 5 or more babies of one sex got it.
See more about Kolby
- 40 spots since 2024 (#1,262 → #1,222)
- 78 spots since 2020 (#1,144 → #1,222)
- 394 spots since 2015 (#828 → #1,222)
- Biggest jump: 357 spots in 1985 (#1,320 → #963)
- Biggest drop: 191 spots in 2017 (#950 → #1,141)
- Debuted 1968
- Peaked 2001 at #359 (739 births)
- Births halved by 2006, 5 yrs later
- Top 10: never
- Top 100: never
- Top 1,000: 31 yrs · run 1987–2016
- Highest: 1 in 2,629 boys born in 2001 were named Kolby (0.04%)
- Latest: 1 in 10,352 boys born in 2025 (0.01%)
- 40.6% of all boys named Kolby (4,729) were born in this decade
- The majority has never changed
Show by decade
| Decade | Births | Best rank | Avg rank |
|---|---|---|---|
| 1960s | 5 | #4,136 (1968) | #4,136 |
| 1970s | 154 | #2,104 (1979) | #2,627 |
| 1980s | 712 | #914 (1987) | #1,275 |
| 1990s | 2,531 | #521 (1999) | #670 |
| 2000s | 4,729 | #359 (2001) | #542 |
| 2010s | 2,551 | #684 (2010) | #894 |
| 2020s | 968 | #1,144 (2020) | #1,221 |
All figures count published births only (names given to at least 5 boys in a year). Registrations before 1937 are incomplete, so early shares and totals run low.
Kolby in 1994
Top girls' names in 1994
Top boys' names in 1994
More about 1994
girls
1,785,753 girls got a published name in 1994; 1 in 55,805 of them was named Kolby, which outranked 78.1% of the 15,759 girls' names that year. The ten most popular names covered 12.5% of girls (24.6% in 1880, 7.0% in 2025).
- #3,372Yer33
- #3,372Zaire33
- #3,372Zakiyyah33
- #3,448Kolby32
- #3,448Allisha32
- #3,448Anh32
- #3,448Antonella32
- #3,536Adelle31
- #3,536Alessia31
- #3,536Alida31
Tied with 87 names at #3,448; 3 shown. Tied names share a rank, as in SSA's lists.
Among names in the top 1,000 of either year.
boys
1,932,031 boys got a published name in 1994; 1 in 8,986 of them was named Kolby, which outranked 93.0% of the 10,245 boys' names that year. The ten most popular names covered 16.3% of boys (44.2% in 1880, 8.0% in 2025).