The 33-year-old actor played the role of Rory Gilmore’s (Alexis Bledel) first boyfriend in the original series. Dean and Rory ended up breaking up, and briefly getting back together before she began seeing Logan (Matt Czuchry).
It was also recently announced that Jess (Milo Ventimiglia) will also return!
Jared Padalecki Returning for 'Gilmore Girls' Revival!
Source: Just Jared