Pinoy Big Brother: Teen Edition 4

Pinoy Big Brother: Teen Edition 4 is the fourth teen edition and the tenth series overall of Pinoy Big Brother. The show premiered on Easter Sunday, April 8, 2012 almost a week after the Unlimited season concluded, and ended on July 7, 2012, lasting for 13 weeks, making it the longest teen edition yet. Toni Gonzaga, Bianca Gonzales and Robi Domingo reprised their roles as hosts. They are joined by Pinoy Big Brother: Celebrity Edition 1 ex-housemate John Prats.

Myrtle Sarrosa of Barotac Nuevo, Iloilo emerged as the winner of the season.