Coquillard was born in Seoul to an American father and a Korean mother.[6] His mother, Kim Dong-su, was a popular fashion model in the 1980s.[7][8]
In December 2021, Coquillard signed with Plum ANC.[9]
In January 2022, Coquillard was named Alumnus of the Year at Seoul Foreign School.[10]
In July 2024, a video showed Coquillard physically and sexually assaulting his ex-girlfriend and the case was sent to prosecution.[11] He was subsequently arrested[12]
^Park So-young (15 December 2021). "유퀴즈' 안드레 진, 임시완x강소라와 한솥밥..플럼에이엔씨 계약 [공식]" [You Quiz' Andre Jin, Im Si-wan x Kang So-ra and One Pot Rice... Plum ANC Contract [Official]] (in Korean). OSEN. Archived from the original on 15 December 2021. Retrieved 15 December 2021 – via Naver.
^Seo Yu-na (11 October 2021). "김준호 안드레진→이대훈 '뭉찬2' 합류, 박정우 부상 재발로 최종 탈락[어제TV]" [Kim Jun-ho Andre-jin → Lee Dae-hoon joins 'Mungchan 2', and Park Jung-woo is finally eliminated due to a recurring injury [Yesterday TV]] (in Korean). Newsen. Archived from the original on 11 October 2021. Retrieved 11 October 2021 – via Naver.