Season 5 refers to a number of seasons from different series:
- Season 5 (Arrow), the fifth season of Arrow; aired October 5, 2016 – May 24, 2017.
- Season 5 (The Flash), the fifth season of The Flash; aired October 9, 2018 – May 14, 2019.
- Season 5 (Supergirl), the fifth season of Supergirl; aired October 6, 2019 – May 17, 2020.
- Season 5 (DC's Legends of Tomorrow), the fifth season of DC's Legends of Tomorrow; aired January 14, 2020 – June 2, 2020.