Boris Romanovich Rotenberg (born in Leningrad on 3 January 1957) is a Russian business man and oligarch. He is co-owner (with his brother Arkady Rotenberg) of the SGM (Storygazmantazh) group, the largest construction company for gas pipelines and electrical power supply lines in Russia. He was listed by Forbes as Russia's 69th wealthiest person in 2016 with a net worth of $1.07 billion. He is considered a close confidant of president Vladimir Putin.

Based on his friendship with Vladimir Putin, his company became closely aligned with Gazprom. Mr. Rotenberg is a member of the St. Petersburg Connection, a powerful energy lobby under the leadership of Mr. Putin.

He was involved in 20 construction projects for the Sochi Winter Olympics worth 5 billion Euro. The largest site was the coastal highway to Adler, where the Olympic Park was constructed for the numerous sport arenas.

Rotenberg was named in the Panama Papers.