Thristan "Tum-Tum" Mendoza was born 1989 in Quezon City, Philippines. He was enrolled at the Philippine Montessori Center and was diagnosed as autistic at the age of two and a half. During the same year he began to play.
In 1997 the University of the Philippines presented him as a gifted child prodigy.
He is now a college student majoring in percussion.
He has three siblings (Rainier, Victoria Angela, Victorina Francesca)
- Darold Treffert. "Thristan "Tum-Tum" Mendoza – a child prodigy marimbist with autism from the Philippines". Wisconsin Medical Society. Retrieved 2007-08-16.
- Bouy, Janet (December 1, 2001). "Keyed up: Thristan Mendoza, 12 Quezon City, Philippines. (Kids Did It!)". National Geographic World.