| Description: | Most popular names for female newborns in the USA 2009, derived from the applications for Social Security Cards |
| Source: | SSA (Social Security Administration) |
| Series: | USA yearly |
| Following list: | 2010 |
| Previous list: | 2008 |
| Highest new entries: | Analia (new at 330), Vivienne (new at 531), Bristol (new at 666), Leighton (new at 674), Malaya (new at 752) |
| Largest rises: | Maliyah +343 (now at 296), Kenley +335 (now at 659), Gemma +323 (now at 563), Isla +275 (now at 345), Paityn +260 (now at 678) |
| Largest falls: | Marely -514 (now at 848), Mylee -419 (now at 851), Jaslene -294 (now at 670), Jordin -281 (now at 892), Rubi -277 (now at 857) |