[3][4] Ya Wai Aung was born on 22 September 1976 in Myitkyina, Kachin State.
He is the grandnephew of a former Prime Minister of Burma Thura Tun Tin.
[8] He made his debut with the film Takhar Ka Ayeyarwaddy Nya Myar alongside Lwin Moe, Htun Eaindra Bo and May Than Nu.
He then starred in his second film Thamee Mike alongside Lwin Moe and Htet Htet Moe Oo, screened in Myanmar cinemas on 22 December 2000 which led to increased recognition for him.
He is noted for his leading roles in several Burmese films such as Ei Mhan Thaw Thitsar Sakarr Kyaung, Myit Hna Sin Ye Pinle, Myat Yay Ta Khar, Ma Ma Maung Maung Moht Moht, Fisher Village Story, Ngwe Pyaing Phyu, Shwe Ou, Thain Mwe and many others.