Graham was born to San Nyunt, a Chief Immigration Officer, and Thein Tin, a school teacher in Taunggyi, Shan State, where he lived till he graduated from his secondary college.

He came to Yangon with the determination and hope of starting a professional career in music, since then capital city provided many more opportunities.

In an interview with Myanmar People Magazine, he said that the main reason for moving to Australia was for the education of his two daughters.

[2] While in Australia, he attended Western Australian Academy of Performing Arts (WAAPA) at Edith Cowan University (ECU).

In March 2013, Graham held his solo concert where he sang over 40 songs during the show, including several duets with his long-time musician friends.

Not only were the seats filled but the concert was also aired live on national television for those who couldn't join in-person.

In an interview with Crown Magazine, Graham said that he was invited for a tour in America 4 or 5 times before but since he was in Australia, he couldn't go.

On 9 February 2015, Graham made his comeback through his new album Wake Up Daddy!, featuring his elder daughter Pan Yaung Chel.

In 1999, he starred in his first film Manetphyan Lay Mya (Tomorrows) as the male lead actor, together with Eindra Kyaw Zin and Min Mawgun.

Graham and his family began working as Mitsubishi Motors's first ever Brand Ambassadors in Myanmar from the September of 2019.