Sydne is a rare variant of Sydney that was most common in the 1990s and has all but disappeared.
Sydne is a girl name. It last appears in U.S. records in 2012. Sydne first appears in 1936 and peaked in 1996 (59 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2012 | 6 | 6 | #16,625 |
| 2011 | 7 | 7 | #14,675 |
| 2009 | 8 | 8 | #13,549 |
| 2008 | 10 | 10 | #11,503 |
| 2007 | 16 | 16 | #8,052 |
| 2006 | 27 | 27 | #5,213 |
| 2005 | 20 | 20 | #6,220 |
| 2004 | 17 | 17 | #7,045 |
| 2003 | 27 | 27 | #4,795 |
| 2002 | 20 | 20 | #5,877 |
| 2001 | 25 | 25 | #4,823 |
| 2000 | 42 | 42 | #3,262 |
| 1999 | 45 | 45 | #2,983 |
| 1998 | 44 | 44 | #2,966 |
| 1997 | 51 | — | #2,550 |
| 1996 | 59 | — | #2,279 |
| 1995 | 52 | — | #2,479 |
| 1994 | 49 | — | #2,579 |
| 1993 | 34 | — | #3,344 |
| 1992 | 27 | — | #3,955 |
| 1991 | 32 | — | #3,428 |
| 1990 | 23 | — | #4,365 |
| 1989 | 18 | — | #5,033 |
| 1988 | 12 | — | #6,620 |
| 1987 | 7 | — | #9,704 |
| 1986 | 5 | — | #12,598 |
| 1985 | 10 | — | #6,902 |
| 1984 | 7 | — | #9,033 |
| 1983 | 9 | — | #7,226 |
| 1982 | 5 | — | #12,087 |
| 1976 | 5 | — | #10,691 |
| 1975 | 6 | — | #8,904 |
| 1974 | 5 | — | #10,033 |
| 1972 | 6 | — | #8,134 |
| 1971 | 5 | — | #9,444 |
| 1969 | 6 | — | #7,356 |
| 1967 | 6 | — | #6,699 |
| 1966 | 6 | — | #6,480 |
| 1964 | 5 | — | #7,682 |
| 1958 | 7 | — | #5,343 |
| 1955 | 5 | — | #6,618 |
| 1954 | 10 | — | #3,937 |
| 1953 | 11 | — | #3,659 |
| 1952 | 9 | — | #4,087 |
| 1951 | 7 | — | #4,779 |
| 1949 | 5 | — | #5,964 |
| 1948 | 7 | — | #4,604 |
| 1947 | 7 | — | #4,722 |
| 1946 | 9 | — | #3,642 |
| 1944 | 8 | — | #3,652 |
| 1943 | 5 | — | #5,299 |
| 1942 | 12 | — | #2,796 |
| 1937 | 5 | — | #4,850 |
| 1936 | 5 | — | #4,786 |