Rattanawadee Wongthong (Thai: รัตนวดี วงค์ทอง; born 22 May 2004), nicknamed Mim (Thai: มิ้ม), is a Thai actress and model. Her breakthrough came in 2023 with her first major film role as Yam in the critically acclaimed and commercially successful horror film Death Whisperer, a role she reprised in its sequel, Death Whisperer 2 (2024). In 2024, she signed with GMMTV and expanded her work by taking on sapphic roles in the television series Us (2025) and Girl Rules (2026).
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Early life and education
Rattanawadee was born in Bangkok, Thailand. She is the eldest of three siblings. She completed her secondary education at Nawaminthrachinuthit Satriwitthaya 2 School. She initially studied law at Sripatum University for a year before transferring to Srinakharinwirot University's Faculty of Fine Arts, majoring in acting and directing.
Career
Rattanawadee began her career as a child actress, making early television appearances in 2019 as younger versions of main characters in Plerng Prang Tian and Si Mai Khan, followed by supporting roles in My Himalayan Embrace and Watsanarak in 2020. She subsequently played Kimchi in Help Me! Oh My Ghost (2021) and Marin in My Coach (2022).
Her career reached a turning point in 2023 when she gained widespread fame for starring as Yam, a young woman possessed by a malevolent spirit, in the hit horror film Death Whisperer. In 2024, she took on main roles across several television series. That August, it was announced that she had signed with GMMTV, coming immediately after Riser Music revealed her as the star of Norawit Titicharoenrak's music video for "เหนื่อยหน่อยนะ" (Someone Like Me). Later that year, she reprised her role as Yam in the blockbuster sequel Death Whisperer 2.
In 2025, she took on sapphic roles in both television series Us and Sweet Tooth, Good Dentist, starring alongside Benyapa Jeenprasom (View). In 2026, she extended her ongoing on-screen partnership with View in the romantic drama Girl Rules, featuring as part of an ensemble cast that also includes Milk Pansa, Love Pattranite, Namtan Tipnaree, and Film Rachanun. She is also set to star alongside View in the upcoming girls' love series Bake Love Feeling.
