Magoo Marjon is a Filipino sports play-by-play commentator.

[1] Marjon started his career in 2008 as a courtside reporter for the Philippine Basketball Association games when it was still produced by Solar TV.

[2] He was then elevated as a commentator for the radio coverage of the games.

When Sports5 took over as the coverer of the PBA games in 2010, Marjon was assigned as a play-by-play commentator.

He also serves as a play-by-play commentator for other basketball leagues covered by Sports5, notably for the Pilipinas Commercial Basketball League (PCBL), PBA Developmental League (PBA D-League) and for international basketball tournaments such as the FIBA Asia Championship (2013, notably when Jimmy Alapag shot a nail-biting three vs. South Korea,[1] and 2015), 2014 FIBA World Cup, and 2016 Rio Olympics among others.