Su is a rare variant of Sue that peaked in 1957 and has since faded.
Su is predominantly a girl name. In 2025 it ranked #10,816 for girl births in the United States (and #18,287 across all names), given to 9 babies. Su was first reported in SSA data in 1935 and peaked in 1957 (22 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 9 | 9 | #10,816 | — |
| 2023 | 5 | 5 | #17,322 | — |
| 2022 | 7 | 7 | #13,422 | — |
| 2020 | 5 | 5 | #17,225 | — |
| 2019 | 7 | 7 | #13,637 | — |
| 2017 | 11 | 11 | #9,859 | — |
| 2016 | 17 | 17 | #10,760 | #10,588 |
| 2015 | 15 | 15 | #7,959 | — |
| 2014 | 7 | 7 | #14,389 | — |
| 2013 | 10 | 10 | #10,912 | — |
| 2011 | 11 | 11 | #10,309 | — |
| 2010 | 9 | 9 | #12,136 | — |
| 2009 | 7 | 7 | #15,050 | — |
| 2007 | 6 | 6 | #17,361 | — |
| 2006 | 6 | 6 | #16,871 | — |
| 2005 | 7 | 7 | #14,326 | — |
| 2004 | 6 | 6 | #15,851 | — |
| 2003 | 7 | 7 | #13,676 | — |
| 2002 | 9 | 9 | #10,991 | — |
| 2001 | 6 | 6 | #15,109 | — |
| 2000 | 7 | 7 | #12,969 | — |
| 1998 | 6 | 6 | #13,894 | — |
| 1996 | 7 | — | #11,656 | — |
| 1995 | 10 | — | #8,671 | — |
| 1994 | 8 | — | #10,424 | — |
| 1993 | 11 | — | #13,228 | #9,965 |
| 1992 | 7 | — | #11,587 | — |
| 1991 | 13 | — | #10,145 | #9,450 |
| 1990 | 10 | — | #8,422 | — |
| 1989 | 5 | — | #14,276 | — |
| 1988 | 6 | — | #11,607 | — |
| 1987 | 15 | — | #7,916 | #6,837 |
| 1986 | 5 | — | #12,585 | — |
| 1985 | 9 | — | #7,488 | — |
| 1984 | 8 | — | #8,065 | — |
| 1983 | 5 | — | — | #7,197 |
| 1982 | 11 | — | #10,345 | #7,239 |
| 1981 | 10 | — | #6,750 | — |
| 1980 | 8 | — | #8,069 | — |
| 1979 | 11 | — | #6,117 | — |
| 1977 | 7 | — | #8,319 | — |
| 1976 | 9 | — | #6,529 | — |
| 1975 | 10 | — | #5,929 | — |
| 1974 | 5 | — | #10,025 | — |
| 1973 | 6 | — | #8,285 | — |
| 1972 | 5 | — | #9,445 | — |
| 1971 | 7 | — | #7,266 | — |
| 1970 | 9 | — | #5,756 | — |
| 1969 | 11 | — | #4,691 | — |
| 1967 | 14 | — | #3,627 | — |
| 1966 | 5 | — | #7,475 | — |
| 1965 | 5 | — | #7,394 | — |
| 1964 | 9 | — | #4,963 | — |
| 1963 | 14 | — | #3,616 | — |
| 1962 | 11 | — | #4,233 | — |
| 1961 | 11 | — | #4,205 | — |
| 1960 | 11 | — | #4,144 | — |
| 1959 | 11 | — | #4,003 | — |
| 1958 | 21 | — | #2,567 | — |
| 1957 | 22 | — | #2,479 | — |
| 1956 | 18 | — | #2,805 | — |
| 1955 | 17 | — | #2,828 | — |
| 1954 | 13 | — | #3,308 | — |
| 1953 | 6 | — | #5,595 | — |
| 1952 | 7 | — | #4,865 | — |
| 1951 | 11 | — | #3,465 | — |
| 1950 | 15 | — | #2,764 | — |
| 1949 | 12 | — | #3,158 | — |
| 1948 | 10 | — | #3,574 | — |
| 1947 | 14 | — | #2,884 | — |
| 1946 | 10 | — | #3,405 | — |
| 1945 | 11 | — | #2,895 | — |
| 1944 | 12 | — | #2,750 | — |
| 1943 | 6 | — | #4,635 | — |
| 1942 | 9 | — | #3,415 | — |
| 1941 | 7 | — | #3,915 | — |
| 1939 | 7 | — | #3,740 | — |
| 1935 | 6 | — | #4,151 | — |