People Singapore Jerald Justin Ko (JK) peoplepill id: jerald-justin-koJJK 2 views today 2 views this weekSingaporean radio personalityJerald Justin Ko (JK)BiographyListsAlso ViewedListsJerald Justin Ko (JK) is in following listsBy field of workNotable Singaporean people in film/TV/radio and stageGender:Male, Born in:Years 1970 to 1999By work and/or countryNotable Singaporean Radio personalitiesGender:Male, Born in:Years 1970 to 1999From our partnersSponsoredJerald Justin Ko (JK)