Jacek is a rare boys' name that peaked in 2013 and has since faded.
Jacek is a boy name. In 2025 it ranked #12,774 for boy births in the United States (and #26,307 across all names), given to 5 babies. Jacek first appears in 1965 and peaked in 2013 (37 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 5 | 5 | #12,774 |
| 2024 | 5 | 5 | #13,056 |
| 2023 | 5 | 5 | #12,983 |
| 2021 | 6 | 6 | #11,302 |
| 2020 | 10 | 10 | #7,742 |
| 2019 | 10 | 10 | #7,863 |
| 2018 | 19 | 19 | #4,999 |
| 2017 | 14 | 14 | #6,155 |
| 2016 | 21 | 21 | #4,682 |
| 2015 | 8 | 8 | #9,075 |
| 2014 | 17 | 17 | #5,348 |
| 2013 | 37 | 37 | #3,020 |
| 2012 | 32 | 32 | #3,409 |
| 2011 | 23 | 23 | #4,275 |
| 2010 | 16 | 16 | #5,582 |
| 2009 | 20 | 20 | #4,824 |
| 2008 | 30 | 30 | #3,589 |
| 2007 | 28 | 28 | #3,732 |
| 2006 | 26 | 26 | #3,830 |
| 2005 | 25 | 25 | #3,760 |
| 2004 | 15 | 15 | #5,355 |
| 2003 | 16 | 16 | #4,901 |
| 2002 | 10 | 10 | #6,734 |
| 2001 | 22 | 22 | #3,771 |
| 1999 | 6 | 6 | #9,157 |
| 1998 | 7 | 7 | #7,913 |
| 1997 | 10 | — | #5,817 |
| 1996 | 8 | — | #6,744 |
| 1995 | 6 | — | #8,214 |
| 1993 | 9 | — | #5,943 |
| 1990 | 5 | — | #8,661 |
| 1989 | 5 | — | #8,410 |
| 1988 | 5 | — | #7,749 |
| 1987 | 5 | — | #7,431 |
| 1985 | 7 | — | #5,398 |
| 1984 | 6 | — | #5,884 |
| 1983 | 7 | — | #5,137 |
| 1978 | 7 | — | #4,746 |
| 1977 | 9 | — | #3,968 |
| 1972 | 5 | — | #5,293 |
| 1965 | 5 | — | #4,158 |