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Worldwide Name Statistics

Kolby

Ranked #2083 - 1 in 636,031 people
US

Most common in

United States

13k bearers

World total

12,578

estimated living bearers

Global rank

#2083

worldwide

Country breakdown

United States13k
Worldwide
~13k
rank #2083
Rarity
1 in 636,031
of people globally
Gender split
90/10
male / female %
Countries covered
1
~13k in US

About the name Kolby

There are an estimated 12,578 people named Kolby alive worldwide today. That ranks Kolby at #2083 globally, with the highest concentrations in United States.

In the United States, Kolby is held by approximately 12,578 people, ranking #2083 among first names. That works out to roughly 4 per 100,000 Americans (or 1 in 26,387 U.S. residents).

Kolby is used by both genders, 89.6% male and 10.4% female.

Kolby appears in birth records going back to 1880. Use the chart below to see how its popularity has changed across decades, and the surname section to find common pairings.

Gender distribution

Based on historical birth records, this name is used predominantly male.

Male 89.6%Female 10.4%

Kolby popularity by year

U.S. births per year for Kolby, 1968 to 2025 (source: SSA name files).

Show data table
  1. 1968: 5
  2. 1971: 5
  3. 1972: 12
  4. 1973: 15
  5. 1974: 20
  6. 1975: 18
  7. 1976: 20
  8. 1977: 19
  9. 1978: 27
  10. 1979: 31
  11. 1980: 35
  12. 1981: 20
  13. 1982: 50
  14. 1983: 56
  15. 1984: 70
  16. 1985: 110
  17. 1986: 105
  18. 1987: 123
  19. 1988: 127
  20. 1989: 147
  21. 1990: 181
  22. 1991: 228
  23. 1992: 248
  24. 1993: 223
  25. 1994: 247
  26. 1995: 300
  27. 1996: 284
  28. 1997: 301
  29. 1998: 399
  30. 1999: 459
  31. 2000: 451
  32. 2001: 781
  33. 2002: 720
  34. 2003: 572
  35. 2004: 527
  36. 2005: 404
  37. 2006: 357
  38. 2007: 401
  39. 2008: 439
  40. 2009: 402
  41. 2010: 376
  42. 2011: 360
  43. 2012: 305
  44. 2013: 351
  45. 2014: 350
  46. 2015: 307
  47. 2016: 257
  48. 2017: 201
  49. 2018: 208
  50. 2019: 178
  51. 2020: 193
  52. 2021: 176
  53. 2022: 186
  54. 2023: 213
  55. 2024: 194
  56. 2025: 207

Frequently asked questions

How many people are named Kolby worldwide?

There are an estimated 12,578 people named Kolby alive worldwide today, ranking #2083 globally.

Is Kolby a rare name?

Worldwide that works out to about 1 in 636,031 people. In the United States there are roughly 12,578 bearers, which is 1 in 26,387 Americans.

Is Kolby a boy or girl name?

Based on historical birth records, Kolby is used 89.6% male and 10.4% female.

Where does the name Kolby come from?

Who are famous people named Kolby?

Data sources

Every figure on this page is cited. See the methodology page for the full picture.

Last updated:

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