Silver Sonntak (born 11 November 1976) is an Estonian rower.[1] He was born in Pärnu.
He started his rowing training in 1991, coached by Mihkel Leppik and Tatjana Jaanson. He graduated from Tallinn University of Applied Sciences in 2000, with a degree in automotive technology.
He has won Estonian championships in 29 times. In 2004 he was a reserve competitor for Estonian rower team in 2004 Summer Olympics in Athena.
In 2002 he was chosen as Estonian Rowing Association's best male rower .