Total babies named Grainne (all years): 92
| Year | Girls (count / rank / %) |
|---|---|
| 2007 | 6 / #16176 / 0.000% |
| 2006 | 6 / #15794 / 0.000% |
| 2005 | 6 / #15146 / 0.000% |
| 2004 | 9 / #11006 / 0.000% |
| 2003 | 6 / #14482 / 0.000% |
| 2002 | 9 / #10512 / 0.001% |
| 2001 | 8 / #11367 / 0.000% |
| 1999 | 6 / #13258 / 0.000% |
| 1997 | 5 / #14537 / 0.000% |
| 1996 | 5 / #14277 / 0.000% |
| Year | Girls (count / rank / %) |
|---|---|
| 1995 | 7 / #10913 / 0.000% |
| 1989 | 9 / #8272 / 0.000% |
| 1970 | 5 / #8427 / 0.000% |
| 1969 | 5 / #7867 / 0.000% |