Rachata Siriyakul was born in Thailand and studied till 8th grade. He started to learn art in “Nanyang Academy of Fine Arts” Singapore in 2015. Later in 2017 he studied art at the school of John Angel (Pupil of Pietro Annigoni) and Martinho Corriea pupil of John Angel, Florence, Italy before moving to purposefully directly study art with Odd Nerdrum, a famous Norwegian painter. In 2018 he participated in an exhibition at Bangkok Art Biennial, Theatre of Indulgence Gallery by Lotus Arts de Vivre. Moreover in 2023 he participated an international art fair in Art Busan.

Number1Gallery focus is on established and upcoming incouldes Thai and International artist : spritual and neo - contemporary subject matter.