Jennifer Aniston's Age in 2009
Jennifer Aniston was born February 11, 1969, which means she turned 40 years old in February 2009. For most of 2009, she was 39 until her birthday in February when she reached age 40. This period includes late production on The Office (U.S.) and early work on The Unborn, along with high-profile media attention around her personal and professional milestones.
Birth Date and Age Calculation
Age in a given year depends on whether the birthday has occurred by the event date. Based on a birth date of February 11, 1969:
| Period | Age | Notes |
|---|---|---|
| January 1, 2009 – February 10, 2009 | 39 | Pre-birthday |
| February 11, 2009 – December 31, 2009 | 40 | Post-birthday |
Her age progression in 2009 reflects a transition from 39 to 40, consistent with publicly available biographical records.