Gillian: Statistics About The Baby Name Gillian
| Year | Boy Rank | # Boys | % Boys | Girl Rank | # Girls | % Girls |
| 2008 | * | * | * | 832 | 337 | 0.0164% |
| 2007 | * | * | * | 790 | 359 | 0.0172% |
| 2006 | * | * | * | 758 | 357 | 0.0174% |
| 2005 | * | * | * | 652 | 417 | 0.0209% |
| 2004 | * | * | * | 549 | 509 | 0.0256% |
| 2003 | * | * | * | 464 | 638 | 0.0320% |
| 2002 | * | * | * | 388 | 758 | 0.0386% |
| 2001 | * | * | * | 346 | 864 | 0.0438% |
| 2000 | * | * | * | 324 | 975 | 0.0490% |
| 1999 | * | * | * | 301 | 1,021 | 0.0526% |
| 1998 | * | * | * | 330 | 890 | 0.0460% |
| 1997 | * | * | * | 396 | 658 | 0.0345% |
| 1996 | * | * | * | 603 | 379 | 0.0198% |
| 1995 | * | * | * | 870 | 221 | 0.0115% |
| 1992 | * | * | * | 969 | 197 | 0.0098% |
| 1991 | * | * | * | 917 | 209 | 0.0103% |
| 1990 | * | * | * | 826 | 237 | 0.0116% |
| 1989 | * | * | * | 742 | 264 | 0.0133% |
| 1988 | * | * | * | 684 | 281 | 0.0146% |
| 1987 | * | * | * | 693 | 264 | 0.0141% |
| 1986 | * | * | * | 799 | 209 | 0.0113% |
| 1985 | * | * | * | 741 | 233 | 0.0126% |
| 1984 | * | * | * | 671 | 255 | 0.0142% |
| 1983 | * | * | * | 726 | 227 | 0.0127% |
| 1982 | * | * | * | 692 | 253 | 0.0140% |
| 1981 | * | * | * | 752 | 219 | 0.0123% |
| 1980 | * | * | * | 886 | 172 | 0.0097% |
| 1979 | * | * | * | 881 | 173 | 0.0101% |
| 1978 | * | * | * | 845 | 175 | 0.0107% |
| 1977 | * | * | * | 884 | 162 | 0.0099% |
| 1973 | * | * | * | 904 | 138 | 0.0089% |
| 1972 | * | * | * | 952 | 128 | 0.0079% |
| 1969 | * | * | * | 940 | 128 | 0.0073% |
| 1968 | * | * | * | 968 | 115 | 0.0067% |
| * No data shown indicates the name was not among the top 1000 most popular names for that year. | ||||||