Dempsey is an uncommon name used for both girls and boys that peaked in 2014 and remains in steady use.
Dempsey is predominantly a boy name. In 2025 it ranked #3,004 among boys (41) and #3,479 among girls (44) — overall #3,942 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 85 | 85 | #3,479 | #3,004 |
| 2024 | 74 | 74 | #4,693 | #2,841 |
| 2023 | 93 | 93 | #4,214 | #2,348 |
| 2022 | 80 | 80 | #4,827 | #2,596 |
| 2021 | 99 | 99 | #4,649 | #2,082 |
| 2020 | 76 | 76 | #5,050 | #2,520 |
| 2019 | 92 | 92 | #4,574 | #2,238 |
| 2018 | 81 | 81 | #5,048 | #2,397 |
| 2017 | 87 | 87 | #5,885 | #2,097 |
| 2016 | 95 | 95 | #5,495 | #2,015 |
| 2015 | 109 | 109 | #4,012 | #2,003 |
| 2014 | 124 | 124 | #4,687 | #1,644 |
| 2013 | 114 | 114 | #4,025 | #1,854 |
| 2012 | 80 | 80 | #6,944 | #2,161 |
| 2011 | 93 | 93 | #5,418 | #2,007 |
| 2010 | 56 | 56 | #11,504 | #2,596 |
| 2009 | 44 | 44 | #7,781 | #3,747 |
| 2008 | 40 | 40 | #10,269 | #3,668 |
| 2007 | 37 | 37 | #11,890 | #3,713 |
| 2006 | 23 | 23 | — | #4,127 |
| 2005 | 22 | 22 | #17,179 | #4,874 |
| 2004 | 10 | 10 | — | #7,101 |
| 2003 | 18 | 18 | — | #4,470 |
| 2002 | 18 | 18 | — | #4,360 |
| 2001 | 9 | 9 | — | #7,058 |
| 2000 | 24 | 24 | #15,679 | #4,099 |
| 1999 | 17 | 17 | — | #4,199 |
| 1998 | 27 | 27 | #9,479 | #3,885 |
| 1997 | 22 | — | — | #3,277 |
| 1996 | 34 | — | #7,258 | #3,227 |
| 1995 | 20 | — | #14,011 | #4,102 |
| 1994 | 15 | — | — | #4,140 |
| 1993 | 18 | — | #9,809 | #5,443 |
| 1992 | 17 | — | — | #3,646 |
| 1991 | 15 | — | — | #3,857 |
| 1990 | 14 | — | — | #4,025 |
| 1989 | 15 | — | — | #3,664 |
| 1988 | 16 | — | — | #3,248 |
| 1987 | 19 | — | — | #2,750 |
| 1986 | 8 | — | — | #4,967 |
| 1985 | 8 | — | — | #4,807 |
| 1984 | 14 | — | — | #3,133 |
| 1983 | 13 | — | — | #3,281 |
| 1982 | 14 | — | — | #3,154 |
| 1981 | 9 | — | — | #4,238 |
| 1980 | 23 | — | — | #2,235 |
| 1979 | 23 | — | — | #2,176 |
| 1978 | 11 | — | — | #3,452 |
| 1977 | 12 | — | — | #3,247 |
| 1976 | 14 | — | — | #2,856 |
| 1975 | 16 | — | — | #2,557 |
| 1974 | 25 | — | — | #1,841 |
| 1973 | 24 | — | — | #1,833 |
| 1972 | 19 | — | — | #2,098 |
| 1971 | 11 | — | — | #3,011 |
| 1970 | 26 | — | — | #1,713 |
| 1969 | 16 | — | — | #2,155 |
| 1968 | 22 | — | — | #1,703 |
| 1967 | 17 | — | — | #1,921 |
| 1966 | 17 | — | — | #1,911 |
| 1965 | 23 | — | — | #1,634 |
| 1964 | 36 | — | — | #1,317 |
| 1963 | 20 | — | — | #1,805 |
| 1962 | 28 | — | — | #1,488 |
| 1961 | 32 | — | — | #1,411 |
| 1960 | 24 | — | — | #1,666 |
| 1959 | 34 | — | — | #1,340 |
| 1958 | 46 | — | — | #1,137 |
| 1957 | 32 | — | — | #1,396 |
| 1956 | 31 | — | — | #1,393 |
| 1955 | 39 | — | — | #1,202 |
| 1954 | 43 | — | — | #1,141 |
| 1953 | 32 | — | — | #1,338 |
| 1952 | 32 | — | — | #1,328 |
| 1951 | 41 | — | — | #1,124 |
| 1950 | 38 | — | — | #1,170 |
| 1949 | 54 | — | — | #942 |
| 1948 | 48 | — | — | #1,016 |
| 1947 | 41 | — | #4,875 | #1,238 |
| 1946 | 38 | — | — | #1,133 |
| 1945 | 35 | — | — | #1,105 |
| 1944 | 39 | — | — | #1,058 |
| 1943 | 37 | — | — | #1,123 |
| 1942 | 42 | — | — | #1,039 |
| 1941 | 47 | — | #3,651 | #1,021 |
| 1940 | 30 | — | — | #1,233 |
| 1939 | 35 | — | — | #1,091 |
| 1938 | 45 | — | — | #941 |
| 1937 | 41 | — | — | #991 |
| 1936 | 26 | — | — | #1,301 |
| 1935 | 35 | — | — | #1,104 |
| 1934 | 42 | — | — | #988 |
| 1933 | 43 | — | — | #964 |
| 1932 | 40 | — | — | #1,062 |
| 1931 | 41 | — | — | #1,051 |
| 1930 | 55 | — | — | #897 |
| 1929 | 49 | — | — | #963 |
| 1928 | 69 | — | — | #780 |
| 1927 | 75 | — | — | #757 |
| 1926 | 53 | — | — | #934 |
| 1925 | 59 | — | — | #874 |
| 1924 | 41 | — | — | #1,122 |
| 1923 | 82 | — | #4,511 | #751 |
| 1922 | 81 | — | — | #731 |
| 1921 | 108 | — | — | #609 |
| 1920 | 98 | — | #5,164 | #662 |
| 1919 | 107 | — | — | #581 |
| 1918 | 44 | — | — | #1,015 |
| 1917 | 36 | — | — | #1,120 |
| 1916 | 25 | — | — | #1,384 |
| 1915 | 32 | — | — | #1,145 |
| 1914 | 18 | — | — | #1,452 |
| 1913 | 17 | — | — | #1,270 |
| 1912 | 12 | — | — | #1,440 |
| 1911 | 11 | — | — | #1,059 |
| 1910 | 12 | — | — | #943 |
| 1909 | 13 | — | — | #813 |
| 1908 | 6 | — | — | #1,251 |
| 1907 | 10 | — | — | #884 |
| 1906 | 7 | — | — | #1,034 |
| 1905 | 5 | — | — | #1,280 |
| 1904 | 5 | — | — | #1,255 |
| 1903 | 9 | — | — | #805 |
| 1901 | 6 | — | — | #978 |
| 1900 | 6 | — | — | #1,200 |
| 1897 | 5 | — | — | #1,103 |
| 1896 | 6 | — | — | #1,010 |
| 1894 | 7 | — | — | #883 |
| 1893 | 5 | — | — | #1,077 |
| 1892 | 8 | — | — | #813 |
| 1891 | 5 | — | — | #1,006 |
| 1890 | 6 | — | — | #918 |
| 1889 | 5 | — | — | #1,004 |
| 1886 | 5 | — | — | #1,003 |
| 1885 | 6 | — | — | #858 |
| 1883 | 9 | — | — | #656 |
| 1882 | 6 | — | — | #863 |
| 1880 | 11 | — | — | #579 |