Anton Oleksandrovych Velboi (Ukrainian: Антон Олександрович Вельбой, IPA: [ɐnˈtɔn olekˈsɑndrowɪtʃ welʲˈbɔj]; born 9 June 2000), professionally known as Wellboy, is a Ukrainian singer and songwriter. He participated in the tenth season of the Ukrainian edition of The X Factor in the team of NK. In 2022, he was announced as one of the finalists of Vidbir 2022, competing with his song "Nozzy Bossy"