Uudo Sepp is an Estonian singer.
In 2018, he won first place in the television program Eesti otsib superstaari. In 2020, he competed in Eesti Laul, the annual music competition organised by Estonian public broadcaster Eesti Rahvusringhääling to determine the country's representative for the Eurovision Song Contest. He achieved 10th place. He competed alongside Sarah Murray in the final of Eesti Laul 2024 with the song "Still Love".