Ermita-Buhain is married to the swimmer and former Olympian Eric Buhain, who currently serves as Chairman of the Games and Amusement Board.
Buhain is the husband of Representative Eileen Ermita-Buhain of the 1st District of Batangas, and the son-in-law of Executive Secretary Eduardo Ermita.
Eileen Myles | Ermita | Eileen Ivers | Eileen Ford | Eileen Gray | Eileen Joyce | Eileen Farrell | Eileen Collins | Eileen Malone | Eric Buhain | Eileen Wilson | Eileen Welsome | Eileen McKenney | Eileen Krupinski | Eileen Fulton | Eileen Fisher | Eileen Ermita-Buhain | Eileen Donaghy | Eileen Callan | Eileen Bellomo | Eileen Barton | Eileen Barker | Eduardo Ermita | Eileen Whelan | Eileen's | Eileen Rose Busby | Eileen O'Shaughnessy | Eileen Montesin | Eileen M. Crimmins | Eileen McNamara |
In 2001, President Gloria Macapagal-Arroyo appointed Buhain as the chairman of the Philippine Sports Commission after learning the Philippines poor international ranking in Sports.