Shaughnessy is a very rare girls' name that was most common in the 1990s and has all but disappeared.
Shaughnessy is predominantly a girl name. It last appears in U.S. records in 2009. Shaughnessy first appears in 1985 and peaked in 1997 (11 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2009 | 5 | 5 | #19,767 | — |
| 2005 | 5 | 5 | #18,742 | — |
| 2003 | 6 | 6 | #15,463 | — |
| 2001 | 9 | 9 | #10,882 | — |
| 2000 | 5 | 5 | #17,189 | — |
| 1999 | 5 | 5 | #16,505 | — |
| 1998 | 7 | 7 | #12,210 | — |
| 1997 | 11 | — | #8,246 | — |
| 1996 | 6 | — | #13,219 | — |
| 1995 | 8 | — | #10,365 | — |
| 1994 | 7 | — | #11,587 | — |
| 1993 | 5 | — | #15,406 | — |
| 1992 | 6 | — | #13,091 | — |
| 1991 | 5 | — | — | #9,411 |
| 1985 | 6 | — | #10,439 | — |