Pierrot, born Tamás Zoltán Marosi (3 September 1969, in Budapest, Hungary) is a Hungarian pop singer, computer and tabletop game designer, musician and producer, best known internationally for his video game series AGON (Ancient Games Of Nations) and Yoomurjak's Ring.
He is also well known in Hungary as a musician, singer-songwriter and producer of several music albums.
His own music style is primarily acoustic “adult pop”, while as a producer, he has a colorful portfolio of various styles ranging from world music to alternative rock to reggae and hip-hop.
He has also been involved in edutainment and tourism projects such as an interactive sight-seeing game network Kaland&Játék (Adventure&Game).
He is author of a book on Asian gastronomy, a series of novels and a story-book for children.
The name Pierrot had originally been his nickname.
He has been using this alias both as musician and game developer since 1986.