Markkus Pulk (born on June 26, 1996 in Keila), professionally known as Nublu (stylized in all lowercase), is an Estonian rapper.
On 10 January 2024, he and Mikael Gabriel were announced as one of the participants of Uuden Musiikin Kilpailu 2024, the Finnish national final for the Eurovision Song Contest 2024, with the song "Vox populi" alongside Mikael Gabriel. They ultimately finished 3rd in the competition with 178 points.
