Most streamed music 2021 hits aournd the world: Despite not reaching number one in the United States, “Levitating” by Dua Lipa is the number-one streamed song of 2021. Olvia Rodrigo, Ed Sheeran, The Weeknd, Kid Laroi & Justin Bieber, Lil Nas X, Tiesto, Riton and Masked Wolf: Listen the hits of 2021 here.