Pansa Vosbein (Thai: พรรษา วอสเบียน; born 31 July 1996), nicknamed Milk (Thai: มิ้ลค์), is a Thai actress and model. She first gained recognition for her role in the 2021 television series Bad Buddy and came to further prominence for starring in F4 Thailand: Boys Over Flowers, the Thai adaptation of the Japanese manga Hana Yori Dango. She is also well known for her sapphic roles in girl's love series, including 23.5 (2024), Whale Store xoxo (2025) and Girl Rules (2026).
Early life and education
Pansa was born on 31 July 1996, the fourth of five siblings. She is of mixed Chinese, Danish, Mon, and Thai descent. She graduated with a bachelor's degree from Maejo University in Chiang Mai Province.
Career
2018–2021: Career beginnings and breakthrough
Pansa began her career modeling in commercials during her student years. In 2018, she participated in the GSB Gen Campus Star talent search, where she was selected as one of the 23 representatives for Northern Thailand. The following year, she made her acting debut in the music video for Ronnadet Wongsaroj's song "Pen Arai Sak Yang". She transitioned to full-time acting after being scouted by film director Kanittha Kwunyoo, subsequently signing with GMMTV.
Pansa made her screen acting debut under the agency with a sapphic role as Ink in the 2021 series Bad Buddy, starring opposite Pattranite Limpatiyakorn. The on-screen pairing gained significant popularity on social media, establishing them as a prominent partnership. Later that year, Pansa starred as Lita in F4 Thailand: Boys Over Flowers, the Thai television adaptation of the Japanese manga Hana Yori Dango, playing the fiancée of Thyme (portrayed by Vachirawit Chivaaree).
2022–present: Television roles and recognition
Following her initial roles, Pansa continued to expand her television career, frequently collaborating with Pattranite in several series, including Vice Versa (2022) and Magic of Zero (2022). The duo later took on leading roles in 23.5 (2024), Whale Store xoxo (2025), and Girl Rules (2026). Their partnership led to fan meetings across Asia, an appearance at the 2nd WTW Global Woman Summit in Shanghai in July 2024, and a joint concert in Bangkok in December 2024.
Fashion and endorsements
Pansa made her international fashion debut in March 2025 at the Saint Laurent Fall/Winter 2025 fashion show during Paris Fashion Week. In January 2026, she was named a brand ambassador for Yves Saint Laurent (YSL) under creative director Anthony Vaccarello.
She has also achieved notable commercial impact as a fashion influencer. For the Spring/Summer 2026 season, marketing agency Lefty
ranked her as the top influencer for Loewe and the fourth highest-earning Thai influencer overall, after she generated $5.09 million in Earned Media Value (EMV). Later that year, her appearance at the Calvin Klein Fall/Winter 2026 show during New York Fashion Week generated $7.8 million in EMV with a 36% engagement rate, ranking her as the top individual talent of the event.