Tommy Jonathan Sinaga (born April 4, 1999) in Pematangsiantar, North Sumatra, is an Indonesian writer and entrepreneur. He is of Toba Batak descent. The son of S. Sinaga and R. Sitohang. Tommy is the second of four children. He became famous in 2016. Tommy also makes professional techno music. In 2020, Tommy founded a company with two of his best friends, Frengky Ardian Batubara and Kristian Andreas Sinaga, a record company called "Nattha Records" which was founded in 2020 in Pematangsiantar.