Jennifer Aniston was 25 years old when Friends first premiered in 1994, and 35 by the time the series ended in 2004.

Quick Scoop

  • Jennifer Aniston was born on February 11, 1969, in Sherman Oaks, Los Angeles.
  • Friends debuted on TV in September 1994, which made her 25 during season 1.
  • The show ran until 2004, so she aged from 25 to 35 over the ten seasons.

Age Season by Season (Approx.)

Here’s a simple way to think about how old was Jennifer Aniston in Friends through its run:

  • Season 1 (1994–95): About 25–26 years old.
  • Mid-series (around 1999–2000): Around 30–31 years old.
  • Final season (2003–04): Around 34–35 years old.

Rachel vs. Jennifer’s Age

  • Rachel Green is written as being in her mid-20s when the show starts, similar to Aniston’s real age at the time.
  • As the storylines move into careers, marriages, and motherhood, both the character and actor track from mid-20s into mid-30s.

Information gathered from public forums or data available on the internet and portrayed here.