Jettana was born into a farmer family from the north of Thailand. After finishing high school, he furthered his education at Thai Vijit Silpa Chiang Mai (Thai Fine Art Academy Chiang Mai), until finishing his diploma degree. Due to family issues, he had to quit his bachelor’s degree and join the workforce. He worked at a sign-making company as a painter for 3 years. Then, he moved to Phuket where he met his friend who introduced him to Ani Art Academy Thailand. Now, he is one of Ani’s family on Koh Yao Noi.