Tuomas Holopainen

Tuomas Lauri Johannes Holopainen is a Finnish musician, songwriter, and record producer, best known as the primary songwriter, keyboardist, and a co-founding member of symphonic metal band Nightwish. He has stated that his songwriting is influenced by harmonic film music. Before founding Nightwish, he played in the band Darkwoods My Betrothed. He later recorded an album with them as a full member in 2020.