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Tu Tontawan Tantivejakul, born in Bangkok, Thailand, is a model and actor under GMMTV. She graduated from Chulalongkorn University Demonstration School and later went on to study dentistry at Chulalongkorn University. In August 2025, she graduated with a dentistry degree, earning second class honours. Her elder brother is fellow actor Ton Tonhon Tantivejakul.

After breaking into the entertainment industry in 2020 with a role in the music video for Ink Waruntorn's "Disappointed" (เหนื่อยใจ), Tu made her acting debu…