Lapat Ngamchaweng, nicknamed Third, is a Thai actor, brand endorser, model, and singer. He was born in Bangkok, Thailand. He is a former artist of Kamikaze and a former member of Nine by Nine. He is currently a member of the Thai boy group TRINITY.
He attended New Sathorn International School and graduated from the Faculty of Communication Arts at Chulalongkorn University in 2020. He first appeared in a 2012 Thai remake of Romeo and Juliet, playing the child lead actor. He released his debut single “Reminder” as Third Kamikaze on 27 August 2014 (the music video has earned 317 million views on YouTube as of August 2021, making it the most-watched video of the label on the platform to date). He was under Kamikaze until November 2017. He then signed under 4NOLOGUE in 2018 where he became a member of the group Nine by Nine. As part of the project, he starred in two TV series entitled In Family We Trust (2018), playing the role of “Tao” and in Great Men Academy (2019) as “Nuclear”. After the project, he debuted as one of the members of TRINITY in 2019 along with former Nine by Nine co-members Teeradon Supapunpinyo, Sivakorn Adulsuttikul, and Jackrin Kungwankiatichai.
In 2019, he won Best Team Ensemble in the 10th Nataraj Awards, Top Talk-About Artist in the MThai Top Talk-About 2019 Awards, and Rising Star in the Kazz Awards 2019. In 2020, he won Trending Artist in Kazz Awards 2020. In 2021, he won Moral Creation Media Award for Movies in the 2020 Moral Media Awards, Youth Favorite Artist – Group in the 2020-2021 Thailand Master Youth Awards, and Best Ensemble Cast in the 2nd White TV Awards.