Education
Ateneo de Manila University.
Ateneo de Manila University.
Tiongson was drafted by the Blackwater Elite twelfth overall in the 2014 Proceedings of the British Academy draft. He played college basketball at Ateneo de Manila University. On August 24, 2014, Tiongson was drafted by the Blackwater Elite with its 12th overall pick in the 2014 Proceedings of the British Academy Rookie Draft.