Colby
#2,822 for girls in 2025, 60 births · #615 for boys in 2025, 455 births
Given to boys 92.8% of the time
- Peak · boys
- 2001 · 3,859 births
- Debut · boys
- 5 births
- In top 100 · boys
- 1 yrof 146 years
- Total births · boys
- 53,971since 1888
Colby 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 | #2,822 | 60 | #615 | 455 |
| 2024 | #3,225 | 49 | #583 | 490 |
| 2023 | #3,386 | 47 | #607 | 467 |
| 2022 | #2,689 | 64 | #600 | 469 |
| 2021 | #2,958 | 56 | #651 | 420 |
| 2020 | #3,399 | 45 | #618 | 439 |
| 2019 | #3,272 | 48 | #612 | 447 |
| 2018 | #3,614 | 42 | #597 | 459 |
| 2017 | #3,346 | 47 | #584 | 465 |
| 2016 | #3,996 | 37 | #529 | 558 |
| 2015 | #3,478 | 45 | #456 | 665 |
| 2014 | #3,137 | 52 | #427 | 717 |
| 2013 | #4,336 | 33 | #400 | 746 |
| 2012 | #3,364 | 48 | #341 | 909 |
| 2011 | #2,989 | 57 | #314 | 1,026 |
| 2010 | #2,691 | 66 | #280 | 1,207 |
| 2009 | #2,568 | 72 | #285 | 1,152 |
| 2008 | #2,630 | 70 | #273 | 1,256 |
| 2007 | #2,684 | 68 | #283 | 1,221 |
| 2006 | #3,564 | 44 | #272 | 1,272 |
| 2005 | #2,969 | 54 | #220 | 1,603 |
| 2004 | #2,396 | 71 | #185 | 2,066 |
| 2003 | #2,084 | 85 | #181 | 2,170 |
| 2002 | #1,564 | 119 | #125 | 3,118 |
| 2001 | #1,540 | 120 | #99 | 3,859 |
| 2000 | #1,262 | 155 | #234 | 1,465 |
| 1999 | #1,309 | 138 | #224 | 1,507 |
| 1998 | #1,774 | 88 | #220 | 1,456 |
| 1997 | #1,718 | 90 | #229 | 1,357 |
| 1996 | #1,551 | 102 | #225 | 1,344 |
| 1995 | #1,474 | 108 | #209 | 1,411 |
| 1994 | #1,229 | 142 | #200 | 1,449 |
| 1993 | #1,271 | 134 | #200 | 1,519 |
| 1992 | #1,138 | 155 | #197 | 1,574 |
| 1991 | #1,328 | 124 | #202 | 1,515 |
| 1990 | #1,265 | 129 | #245 | 1,129 |
| 1989 | #1,414 | 105 | #250 | 1,032 |
| 1988 | #1,384 | 102 | #255 | 922 |
| 1987 | #1,098 | 138 | #257 | 870 |
| 1986 | #1,142 | 125 | #253 | 891 |
| 1985 | #1,030 | 146 | #286 | 715 |
| 1984 | #1,080 | 129 | #276 | 759 |
| 1983 | #1,423 | 82 | #300 | 656 |
| 1982 | #2,901 | 31 | #360 | 494 |
| 1981 | #4,344 | 17 | #539 | 242 |
| 1980 | #2,866 | 31 | #531 | 262 |
| 1979 | #2,931 | 29 | #478 | 298 |
| 1978 | #3,098 | 25 | #479 | 289 |
| 1977 | #2,216 | 41 | #467 | 298 |
| 1976 | #2,099 | 41 | #432 | 320 |
| 1975 | #2,060 | 42 | #413 | 350 |
| 1974 | #2,066 | 40 | #435 | 330 |
| 1973 | #2,689 | 26 | #445 | 309 |
| 1972 | #3,062 | 21 | #551 | 209 |
| 1971 | #3,373 | 19 | #559 | 209 |
| 1970 | #3,311 | 19 | #695 | 142 |
| 1969 | #4,198 | 12 | #841 | 83 |
| 1968 | #4,489 | 10 | #844 | 74 |
| 1967 | — | #1,150 | 42 | |
| 1966 | — | #1,216 | 38 | |
| 1965 | #5,817 | 6 | #1,360 | 32 |
| 1964 | #6,009 | 6 | #1,462 | 29 |
| 1963 | #5,891 | 6 | #1,354 | 33 |
| 1962 | #5,860 | 6 | #1,546 | 26 |
| 1961 | — | #1,233 | 41 | |
| 1960 | — | #1,400 | 32 | |
| 1959 | #6,245 | 5 | #1,467 | 29 |
| 1958 | #6,103 | 5 | #1,677 | 22 |
| 1957 | #6,086 | 5 | #1,411 | 31 |
| 1956 | #5,952 | 5 | #1,480 | 28 |
| 1955 | #3,095 | 14 | #1,538 | 25 |
| 1954 | #5,148 | 6 | #1,762 | 19 |
| 1953 | #3,955 | 9 | #1,900 | 17 |
| 1952 | #3,796 | 9 | #1,485 | 26 |
| 1951 | — | #2,055 | 14 | |
| 1950 | #4,315 | 7 | #2,019 | 14 |
| 1949 | — | #1,501 | 24 | |
| 1948 | — | #1,460 | 25 | |
| 1947 | — | #1,850 | 17 | |
| 1946 | — | #2,690 | 8 | |
| 1945 | — | #1,772 | 15 | |
| 1944 | — | #1,738 | 16 | |
| 1943 | — | #2,405 | 10 | |
| 1942 | — | #2,523 | 9 | |
| 1941 | — | #2,872 | 7 | |
| 1940 | — | #3,130 | 6 | |
| 1939 | — | #2,449 | 9 | |
| 1938 | — | #2,326 | 10 | |
| 1937 | — | #2,905 | 7 | |
| 1936 | — | #2,854 | 7 | |
| 1935 | — | #2,396 | 10 | |
| 1934 | — | #3,277 | 6 | |
| 1933 | — | #3,268 | 6 | |
| 1932 | — | #3,776 | 5 | |
| 1931 | — | #3,763 | 5 | |
| 1930 | — | #3,022 | 8 | |
| 1929 | — | #3,959 | 5 | |
| 1928 | — | #2,843 | 9 | |
| 1927 | — | #2,703 | 10 | |
| 1926 | — | #3,139 | 8 | |
| 1925 | — | #3,155 | 8 | |
| 1924 | — | #3,023 | 9 | |
| 1923 | — | #3,467 | 7 | |
| 1922 | — | #3,252 | 8 | |
| 1921 | — | #2,376 | 13 | |
| 1920 | — | #2,336 | 13 | |
| 1919 | — | #3,115 | 8 | |
| 1918 | — | #3,368 | 7 | |
| 1917 | — | #2,732 | 9 | |
| 1916 | — | #2,926 | 8 | |
| 1915 | — | — | ||
| 1914 | — | — | ||
| 1913 | — | — | ||
| 1912 | — | — | ||
| 1911 | — | — | ||
| 1910 | — | — | ||
| 1909 | — | — | ||
| 1908 | — | — | ||
| 1907 | — | — | ||
| 1906 | — | — | ||
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| 1902 | — | — | ||
| 1901 | — | — | ||
| 1900 | — | — | ||
| 1899 | — | — | ||
| 1898 | — | — | ||
| 1897 | — | — | ||
| 1896 | — | — | ||
| 1895 | — | — | ||
| 1894 | — | — | ||
| 1893 | — | — | ||
| 1892 | — | — | ||
| 1891 | — | — | ||
| 1890 | — | — | ||
| 1889 | — | — | ||
| 1888 | — | #1,031 | 5 | |
| 1887 | — | — | ||
| 1886 | — | — | ||
| 1885 | — | — | ||
| 1884 | — | — | ||
| 1883 | — | — | ||
| 1882 | — | — | ||
| 1881 | — | — | ||
| 1880 | — | — | ||
The first year at least five boys were named Colby! It came in at #1,031, and was given to 5 baby boys.
Quietest stretch: 1888–1915, when fewer than 6 boys a year got the name.
See more about Colby
- 32 spots since 2024 (#583 → #615)
- 3 spots since 2020 (#618 → #615)
- 159 spots since 2015 (#456 → #615)
- Biggest jump: 306 spots in 1968 (#1,150 → #844)
- Biggest drop: 73 spots in 2016 (#456 → #529)
- Debuted 1888
- Peaked 2001 at #99 (3,859 births)
- Births halved by 2005, 4 yrs later
- Top 10: never
- Top 100: 1 yr · 2001
- Top 1,000: 58 yrs · run 1968–2025
- Highest: 1 in 503 boys born in 2001 were named Colby (0.20%)
- Latest: 1 in 3,754 boys born in 2025 (0.03%)
- 35.5% of all boys named Colby (19,182) were born in this decade
- The majority has never changed
Show by decade
| Decade | Births | Best rank | Avg rank |
|---|---|---|---|
| 1880s | 5 | #1,031 (1888) | #1,031 |
| 1890s | 0 | — | — |
| 1900s | 0 | — | — |
| 1910s | 32 | #2,732 (1917) | #3,035 |
| 1920s | 90 | #2,336 (1920) | #3,025 |
| 1930s | 73 | #2,326 (1938) | #3,004 |
| 1940s | 137 | #1,460 (1948) | #2,194 |
| 1950s | 225 | #1,411 (1957) | #1,679 |
| 1960s | 430 | #841 (1969) | #1,241 |
| 1970s | 2,754 | #413 (1975) | #495 |
| 1980s | 6,843 | #250 (1989) | #331 |
| 1990s | 14,261 | #197 (1992) | #215 |
| 2000s | 19,182 | #99 (2001) | #216 |
| 2010s | 7,199 | #280 (2010) | #454 |
| 2020s | 2,740 | #583 (2024) | #612 |
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.
Colby in 1990
Top girls' names in 1990
Top boys' names in 1990
More about 1990
girls
1,898,547 girls got a published name in 1990; 1 in 14,717 of them was named Colby, which outranked 91.7% of the 15,234 girls' names that year. The ten most popular names covered 16.0% of girls (24.6% in 1880, 7.0% in 2025).
- #1,257Nakita130
- #1,257Rosario130
- #1,257Shasta130
- #1,265Colby129
- #1,265Cathleen129
- #1,265Eugenia129
- #1,265Ladonna129
- #1,272Colette128
- #1,272Courtnee128
- #1,272Jayne128
Tied with 6 names at #1,265; 3 shown. Tied names share a rank, as in SSA's lists.
Among names in the top 1,000 of either year.
boys
2,054,038 boys got a published name in 1990; 1 in 1,819 of them was named Colby, which outranked 97.4% of the 9,493 boys' names that year. The ten most popular names covered 19.5% of boys (44.2% in 1880, 8.0% in 2025).
Among names in the top 1,000 of either year.