Siim Roops (born 4 March 1986 in Tartu) is an Estonian footballer, who plays for FK Jerv in the Norwegian Second Division.
He started his career in JK Tammeka Tartu. In 2007 he joined Valdres FK from FC Flora Tallinn. He later returned to Estonia and Flora Tallinn. He joined JK Viljandi Tulevik on loan, and later rejoined JK Tammeka. In 2012 he signed for FK Jerv in Norway.
He plays the position of defender and is 1.82 m tall.
He made his national team debut for Estonia on 3 February 2007 against Poland, becoming 200th player to play for the country.