Tontawan Tantivejakul

Tantivejakul was born in Bangkok, Thailand on November 7, 2000. She is the younger sister of actor and musician Tonhon Tantivejakul. Her mother is a communication arts professor at Chulalongkorn University, while her father works in advertising.

She attended Srinakharinwirot University Prasarnmit Demonstration School for elementary and received her entire secondary education from Chulalongkorn University Demonstration School. As of 2020, she is studying dentistry at Chulalongkorn University and balancing her acting career. In 2020, at the age of 19, Tantivejakul appeared in Ink Waruntorn Paonil's music video for her song "Disappointed" (เหนื่อยใจ) with Billkin Putthipong Assaratanakul. Later that year, she signed a contract with GMMTV. In September 2020, official announcement was made through a teaser that she would debut in the Thai adaptation of Hana Yori Dango manga, F4 Thailand.

In 2021, Tantivejakul starred in F4 Thailand: Boys Over Flowers as the female lead Gorya, alongside Bright Vachirawit Chivaaree. She made her acting debut along with Jirawat Sutivanichsak and Hirunkit Changkham. The series was aired on December 18, 2021, which gained her both worldwide popularity and best actress awards.

In September 2022, she played Maki in Zero in the Moonlight, part of the romance anthology Magic of Zero, alongside Jirawat Sutivanichsak who played as her love interest. During the GMMTV "2022: Borderless" event, it was announced that Tantivejakul would play the lead role of Kongkwan in 10 Years Ticket alongside Ohm Pawat Chittsawangdee. The series aired on December 14, 2022.

In February 2023, Tantivejakul appeared as Bee in the new fantasy series Midnight Museum, a guest role she took up has she was concurrently pursuing dentistry.

In July 2023, Tantivejakul starred in (G)I-dle's music video "I Do: A Love Story in Bangkok" alongside her F4 Thailand and Magic of Zero costar Jirawat Sutivanichsak, marking the third time the pair had worked together.