Updated 13 November 2026. The earlier version had several errors (it confused the K-pop group GOT7 with Game of Thrones and gave the wrong year for Between Us) and stopped in 2023. Career details now follow his published filmography.
Quick answer: Boun Noppanut Guntachai is a Thai actor and singer, born on 10 July 1995 in Bangkok. He is best known as Win in the BL series Until We Meet Again (2019) and its spin-off Between Us (2022), both with Prem Warut Chawalitrujiwong. He joined GMMTV in 2024 and played the vampire heir Ramil in Revamp The Undead Story (2025).

Boun Noppanut at a glance
| Full name | Noppanut Guntachai (นพณัฐ กันทะชัย), nickname Boun |
|---|---|
| Born | 10 July 1995, Bangkok, Thailand |
| Education | St. Dominic High School; Communication Arts, Bangkok University |
| Agency | GMMTV (since 2024); previously Studio Wabi Sabi (2019–2024) |
| Known for | Win in Until We Meet Again and Between Us; Ramil in Revamp The Undead Story |
Early life and education
Boun was born in Bangkok on 10 July 1995. He attended St. Dominic High School and studied Communication Arts at Bangkok University. He has said that actor Captain Chonlathorn Kongyingyong inspired him to go into entertainment.
Career
After small roles from 2016, including a guest part in 2Moons (2017), Boun’s breakthrough came in 2019 as Win, a supporting character in Until We Meet Again. His on-screen pairing with Prem Warut Chawalitrujiwong became popular with fans as “BounPrem”, and the two led the 2022 spin-off Between Us. They have also recorded songs together, including soundtrack songs for both series.
His other series include Art of the Devil Series (2020), 7 Project (2021), Even Sun (2022) and Marry’s Mission (2023). His contract with Studio Wabi Sabi ended in April 2024 and he signed with GMMTV. In 2025 he starred as Ramil, the last heir of a vampire family sealed in a painting for more than a century, in Revamp The Undead Story, and appeared in Zomvivor, Friendshit Forever and Melody of Secrets.
Selected series
| Year | Series | Role |
|---|---|---|
| 2019 | Until We Meet Again | Win |
| 2020 | Art of the Devil Series | Kin |
| 2021 | 7 Project (Once Upon A Time) | Mek |
| 2022 | Even Sun | Arthit |
| 2022 | Between Us | Win |
| 2023 | Marry’s Mission | Grey |
| 2025 | Revamp The Undead Story | Ramil |
| 2025 | Zomvivor | Korn |
Frequently asked questions
How old is Boun Noppanut?
He was born on 10 July 1995, so he turned 31 in July 2026.
What is Boun Noppanut known for?
Playing Win in Until We Meet Again and Between Us, and Ramil in Revamp The Undead Story.
Which agency is Boun with?
GMMTV, since 2024. He was previously with Studio Wabi Sabi.
Does Boun Noppanut have a girlfriend?
He has not publicly confirmed a relationship. His popular pairing with Prem Warut is an on-screen partnership.
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