| Legion | |
|---|---|
| Season 3 | |
 Promotional poster | |
| Showrunner | Noah Hawley |
| Starring | |
| No. of episodes | 8 |
| Release | |
| Original network | FX |
| Original release | June 24 – August 12, 2019 |
| Season chronology | |
The third and final season of the American cable television series Legion is based on the Marvel Comics character David Haller / Legion, a mutant diagnosed with schizophrenia at a young age. The season is produced by FX Productions in association with Marvel Television. Noah Hawley serves as showrunner.
Dan Stevens stars as Haller, with Rachel Keller, Aubrey Plaza, Bill Irwin, Navid Negahban, Jeremie Harris, Amber Midthunder and Hamish Linklater also returning from previous seasons to star. They are joined by newcomer Lauren Tsai. A third season of Legion was ordered by FX in June 2018, and FX later confirmed it would be the final season in February 2019.
The season premiered on FX on June 24, 2019, and consists of eight episodes.