Trong Hieu

[4] Nguyen was born on 4 July 1992 in Bad Kissingen, Bavaria to Vietnamese parents who emigrated to Germany in 1991.

[1] In 2008, Nguyen was a participant in the fifth season of Deutschland sucht den Superstar, the German version of the Idol franchise.

[13] On 27 January 2023, he was announced as one of the participants in Unser Lied für Liverpool, the German national selection for the Eurovision Song Contest 2023.

[14] His entry "Dare to Be Different" was co-written with Norwegian singer-songwriter Elsie Bay and Dutch songwriters Sasha Rangas and Stefan van Leijsen.

[15] At Unser Lied für Liverpool, the song finished fourth out of eight entries with 71 points.