Jacolby is a rare boys' name that peaked in 1992 and has since faded.
Jacolby is predominantly a boy name. In 2025 it ranked #5,968 for boy births in the United States (and #12,551 across all names), given to 15 babies. Jacolby first appears in 1981 and peaked in 1992 (81 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 15 | 15 | — | #5,968 |
| 2024 | 9 | 9 | — | #8,603 |
| 2023 | 15 | 15 | — | #6,047 |
| 2022 | 18 | 18 | — | #5,294 |
| 2021 | 21 | 21 | — | #4,690 |
| 2020 | 17 | 17 | — | #5,337 |
| 2019 | 15 | 15 | — | #5,934 |
| 2018 | 23 | 23 | — | #4,415 |
| 2017 | 29 | 29 | — | #3,713 |
| 2016 | 35 | 35 | — | #3,255 |
| 2015 | 30 | 30 | — | #3,622 |
| 2014 | 31 | 31 | — | #3,493 |
| 2013 | 40 | 40 | — | #2,866 |
| 2012 | 30 | 30 | — | #3,576 |
| 2011 | 35 | 35 | — | #3,200 |
| 2010 | 37 | 37 | — | #3,103 |
| 2009 | 43 | 43 | — | #2,818 |
| 2008 | 49 | 49 | — | #2,562 |
| 2007 | 32 | 32 | — | #3,402 |
| 2006 | 37 | 37 | — | #2,998 |
| 2005 | 44 | 44 | — | #2,543 |
| 2004 | 46 | 46 | — | #2,434 |
| 2003 | 38 | 38 | — | #2,643 |
| 2002 | 57 | 57 | — | #1,958 |
| 2001 | 60 | 60 | — | #1,849 |
| 2000 | 53 | 53 | — | #1,952 |
| 1999 | 68 | 68 | — | #1,597 |
| 1998 | 48 | 48 | — | #2,000 |
| 1997 | 44 | — | — | #2,037 |
| 1996 | 44 | — | — | #2,000 |
| 1995 | 44 | — | — | #1,935 |
| 1994 | 50 | — | — | #1,759 |
| 1993 | 64 | — | — | #1,465 |
| 1992 | 86 | — | #14,095 | #1,258 |
| 1991 | 38 | — | — | #1,995 |
| 1990 | 36 | — | — | #2,058 |
| 1989 | 43 | — | — | #1,775 |
| 1988 | 41 | — | — | #1,719 |
| 1987 | 40 | — | #11,984 | #1,842 |
| 1986 | 35 | — | #11,599 | #1,981 |
| 1985 | 8 | — | — | #4,878 |
| 1984 | 6 | — | — | #5,885 |
| 1983 | 8 | — | — | #4,669 |
| 1982 | 5 | — | — | #6,765 |
| 1981 | 5 | — | — | #6,690 |