Name Trends

See the popularity of first names over time in the USA

How popular is “Kolby” in the USA?

Number of people named “Kolby” by birth year

This chart shows how many people named “Kolby” were born each year.

Due to changes to population growth and data collection rates over time, this isn't a good chart for understanding popularity.

Popularity of “Kolby” by birth year

This chart shows how the popularity of “Kolby” has changed over time.

Popularity is the number of people named “Kolby” born in that year divided by the total number of births for that year.

Bias in sex for “Kolby” by birth year

This chart shows how “Kolby” has been used as gendered name over time. The scale ranges from 1 (only females) to -1 (only males).

Sex is a required field in SSA's Social Security Card applications (only 2 options). Most applications are filed around a person's time of birth.

The raw data

This table shows the data used in the above charts.

Year Count Proportion Females Males Bias toward female
1968 5 0.00000148 5 -100%
1971 5 0.000001457 5 -100%
1972 12 0.000003818 12 -100%
1973 15 0.000004972 15 -100%
1974 20 0.000006579 20 -100%
1975 18 0.000005961 18 -100%
1976 20 0.000006591 20 -100%
1977 19 0.000005981 19 -100%
1978 27 0.000008507 6 21 -56%
1979 31 0.000009318 7 24 -55%
1980 35 0.000010161 35 -100%
1981 20 0.000005781 20 -100%
1982 50 0.000014253 50 -100%
1983 56 0.000016169 5 51 -82%
1984 70 0.000020064 20 50 -43%
1985 110 0.00003082 20 90 -64%
1986 105 0.000029519 22 83 -58%
1987 123 0.000034113 17 106 -72%
1988 127 0.00003437 19 108 -70%
1989 147 0.000038237 28 119 -62%
1990 181 0.000045794 26 155 -71%
1991 228 0.000058533 23 205 -80%
1992 248 0.000064562 36 212 -71%
1993 223 0.000059147 32 191 -71%
1994 247 0.00006644 32 215 -74%
1995 300 0.000081919 33 267 -78%
1996 284 0.000077868 40 244 -72%
1997 301 0.000083017 27 274 -82%
1998 399 0.000108477 38 361 -81%
1999 459 0.00012426 52 407 -77%
2000 451 0.000119315 55 396 -76%
2001 781 0.000208634 42 739 -89%
2002 720 0.000192601 44 676 -88%
2003 572 0.000150435 29 543 -90%
2004 527 0.000137925 30 497 -89%
2005 404 0.000105076 17 387 -92%
2006 357 0.000090238 16 341 -91%
2007 401 0.000100308 23 378 -89%
2008 439 0.000111686 38 401 -83%
2009 402 0.000105231 31 371 -85%
2010 376 0.000101739 32 344 -83%
2011 360 0.00009842 35 325 -81%
2012 304 0.00008312 18 286 -88%
2013 351 0.000096279 47 304 -73%
2014 350 0.000094432 50 300 -71%
2015 307 0.000082953 35 272 -77%
2016 257 0.000070052 38 219 -70%
2017 201 0.000056205 35 166 -65%
2018 208 0.00005916 26 182 -75%
2019 178 0.000051283 25 153 -72%
2020 193 0.000057774 23 170 -76%
2021 176 0.000051949 25 151 -72%
2022 186 0.000054979 27 159 -71%
2023 213 0.000064327 46 167 -57%
2024 193 0.000057984 38 155 -61%

Explore other names

These names are alphabetically near to Kolby:

  1. Kolben
  2. Kolbey
  3. Kolbi
  4. Kolbie
  5. Kolbin
  6. Kolby (this page)
  7. Kolbyn
  8. Kolden
  9. Koldyn
  10. Kole
  11. Koleby