Metawin Opas-iamkajorn (Thai: เมธวิน โอภาสเอี่ยมขจร; born 21 February 1999), widely known as Win Metawin (Thai: วิน เมธวิน), is a Thai actor and entrepreneur. He rose to prominence in 2020 with his acting debut in Thai drama 2gether and gained further recognition with his role in F4 Thailand: Boys Over Flowers. In addition to his work in entertainment, Metawin is a brand ambassador for luxury brands Prada and Tiffany & Co. and was named to the Forbes 30 Under 30 Asia class of 2023.
Metawin was born in Bangkok, Thailand, and is the third of four siblings. He has two older sisters, Mintra and Mesa, and a younger brother, Metas.
He started his studies at Denla British School (DBS), and went to Assumption College, a private Catholic boys school in Bangkok for his primary education. He had a brief summer course at Assumption College Bangrak. He then went to Panyarat High School for secondary education.
In 2014, he joined an English summer program in the UK. In March and April 2015, he participated in a 42-day summer program in Taiwan to study Mandarin.
He studied as an exchange student at Belmond–Klemme Community School District in Iowa, USA for a year, and passed the General Education Development (GED) exam in 11th grade.
After returning to Thailand, Metawin skipped the 12th grade and enrolled in the faculty of economics international program at Thammasat University. He graduated in 2020, with his graduation ceremony delayed until 27 May 2022, due to the COVID-19 pandemic.
During his time as an exchange student Metawin actively participated in his school's extracurricular activities, he became a member of the school band's percussion choir where his group received a superior (Division I) rating. He played American football and was part of his high school's soccer team.
He used to play golf competitively during his childhood and won several tournaments but had to quit due to injury. He still continue playing golf recreationally.
He is fluent in Thai and English and can hold a basic conversation in Mandarin.
His family owns a Chihuahua named Charlotte and two Shetland Sheepdogs, Bentley and Cartier. In July 2024, Bentley died due to lymphoma. Following this, Metawin participated in a fundraiser with Professor Dr. Thanin Intarakamthornchai, President of the Lymphoma Society of Thailand, at an event aimed at raising awareness about lymphoma and support initiatives for those affected by the disease.
Win Metawin began his first business venture at the age of 18 while enrolled as a freshman in the International Economics program at Thammasat University. He launched an event organizing business, starting with the coordination of a small concert. His responsibilities encompassed overseeing logistics, event planning, vendor coordination, and operational management.
In June 2020, during his fourth year of university and at the start of his career in the entertainment industry, Metawin launched his fashion brand, Velence, sold primarily through an online platform. The brand serves both domestic and international markets, with exports to 15-16 countries. It offers a range of products, including clothing, accessories, hats, bags, and more.
In the same year, Metawin co-founded Souri, a confectionery business, with his sister Mintra Opas-iamkajorn, a Le Cordon Bleu graduate with an MSc (Master of Science) in food quality and innovation from the University of Leeds. On 9 September 2021, he launched Velato, a premium ice cream brand. The brand later merged, with the product now being sold in Souri stores as the brand begun opening several physical locations across Bangkok. Before the end of 2024, Souri had over 150 employees and offered 120-130 types of products. Metawin revealed that sales of macarons alone had surpassed 200,000 pieces per month, with prices ranging from 90 to 120 baht per piece. This translates to an estimated 25 million baht in sales per month, or approximately 300 million baht annually. SOURI won "The Best Celebrity Merchant of the Year" at the Grab Thumbs Up Awards 2024 and in the same year, Metawin, as the co-founder, received the "New Generation Award" at the HOWE Awards 2024 in recognition of his entrepreneurial achievements.
As of 12 September 2024, Metawin holds shares in seven companies. Besides his investments, he also serves as a director in nine companies.
In December 2024, he launched another dessert shop, Cosie, with chiffon cake as its primary product, which he developed with his sister, Mesa Opas-iamkajorn.
As of 12 March 2025, Metawin is one of the major shareholders of The One Enterprise Public Company Limited (ONEE), a leading media and entertainment company in Thailand. Its business spans across advertising, copyrights and licensing, radio, artist management, concert and event organization, merchandising, production services, and studio rentals. ONEE is the parent company of several well-known subsidiaries, This includes GMMTV, the agency Metawin is currently signed with, GMM25, GMMTV Shop, GMM Media, ONE31, ONE D, and many more.
He won the "Outstanding New Generation Entrepreneur" award at the Grab Thumbs Up Awards 2025, held on March 26, 2025.
In July 2020, Metawin participated in The Sound of Happiness campaign, an initiative organized by UNICEF Thailand in collaboration with the Department of Mental Health and JOOX. The campaign aimed to promote mental health awareness among young people in Thailand. Metawin was one of twelve public figures who volunteered to share personal stories about their emotional challenges and experiences with stress during adolescence, encouraging youth to prioritize mental well-being and seek help when needed.