Ly is a rare name used for both girls and boys that was most common in the 1980s and has all but disappeared.
Ly is predominantly a girl name. It last appears in U.S. records in 2008. Ly first appears in 1973 and peaked in 1984 (24 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2008 | 8 | 8 | #13,321 | — |
| 2006 | 5 | 5 | — | #13,252 |
| 2004 | 5 | 5 | #17,718 | — |
| 2002 | 7 | 7 | #13,058 | — |
| 2000 | 6 | 6 | #14,247 | — |
| 1999 | 5 | 5 | #15,841 | — |
| 1997 | 5 | — | #15,133 | — |
| 1996 | 12 | — | #11,300 | #9,946 |
| 1995 | 5 | — | #14,796 | — |
| 1994 | 16 | — | #7,935 | #9,706 |
| 1993 | 19 | — | #7,831 | #6,604 |
| 1992 | 17 | — | #7,324 | #9,297 |
| 1991 | 12 | — | #7,221 | — |
| 1990 | 21 | — | #7,643 | #5,238 |
| 1989 | 18 | — | #6,379 | #8,723 |
| 1988 | 19 | — | #6,511 | #6,190 |
| 1987 | 19 | — | #6,581 | #5,262 |
| 1986 | 12 | — | — | #3,791 |
| 1985 | 22 | — | #4,765 | #6,230 |
| 1984 | 32 | — | #3,477 | #4,812 |
| 1983 | 28 | — | #4,801 | #3,347 |
| 1982 | 30 | — | #3,713 | #4,850 |
| 1981 | 17 | — | #4,448 | — |
| 1980 | 24 | — | #4,434 | #5,292 |
| 1979 | 7 | — | #8,590 | — |
| 1978 | 7 | — | — | #4,852 |
| 1976 | 8 | — | #6,996 | — |
| 1975 | 8 | — | #6,865 | — |
| 1973 | 5 | — | #9,192 | — |