Toptap Jirakit Kuariyakul is an actor born in Nan Province. He graduated from Strisrinan School in Nan before moving to Bangkok to study at Mahidol University where he graduated with a bachelor's degree in business administration majoring in marketing.

Toptap modelled as a child and got his start in the entertainment industry when he landed the role of Poom in the hit 2014 series "Love Sick." When he signed with GMMTV, he became well known for playing the role of Tul in their series "Room Alone." In December 2022, he confirmed he hadn't renewed his contract for the coming year.

Outside the acting field, Toptap owns the Japanese restaurant Fuku Intown, co-owns the Singapore-style chicken rice restaurant 3 Phi Nong Chicken Rice with fellow actors Wave Khoo and Krist Perawat and has an accessories brand called FOEM.