NCAA Season 91 basketball tournaments

The Mapua Institute of Technology hosted the season, started with an opening ceremony held on June 27, 2015, at the Mall of Asia Arena followed by a double-header.

The men's games are aired live by ABS-CBN Sports and Action and in High Definition on Balls HD 167.

*Game went into overtime San Beda and Letran have the twice-to-beat advantage; they only have to win once, while their opponents twice, to advance to the Finals.

Mark Cruz Kevin Racal Rey Nambatac Jonathan Grey Pons Saavedra Jeffrey Ongteco Francis Munsayac Sydney Onwubere Christ Mejos Joseph Gabayni Wilson Baltazar Shaq Alanes Allwell Oraeme JP Nietes Justin Serrano Jio Jalalon Zach Nicholls Kent Sallado Abdul Razak Abdul Wahab Tey Teodoro Jordan dela Paz Michole Sorela Arthur dela Cruz Ryusei Koga Jamil Ortuoste Michael Calisaan Bradwyn Guinto Bright Akhuetie Earl Thompson (replaced by John Ylagan) Gab Dalangon The awards were given prior to Game 1 of the Men's basketball finals on October 23, 2015, at the Mall of Asia Arena.

The NCAA Management Committee, chaired by Melchor Divina of Mapua, upheld the recommendation of commissioner Arturo Cristobal forfeiting La Salle-Greenhills’ 88–49 victory over Letran.