Benjamin Alexandro Agosto (born January 15, 1982, in Chicago, Illinois) is an American ice dancer. With partner Tanith Belbin, Agosto is the 2006 Olympic silver medalist, 2004–2006 Four Continents Champion, and 2004–2008 US National Champion.

Benjamin Agosto was born January 15, 1982, in Chicago, Illinois and raised in Northbrook, Illinois. He moved to Detroit, Michigan in June 1998 in order to train under Igor Shpilband. Agosto's mother is Jewish and his father is Puerto Rican. Agosto attended Glenbrook North High School for two years before moving to Michigan where he graduated with honors from Groves High School in June 2000. Agosto played in a high school jazz band and hopes to become a blues player someday. He is also a voice actor and has voiced characters in video games. Agosto also works as a skating coach.

Benjamin Agosto lived and trained in Canton, Michigan through the summer of 2008, before he moved to Aston, Pennsylvania to train at the Ice Works Skating Complex in Delaware County, 10 minutes south of Philadelphia. He is currently training with Tanith Belbin for the upcoming 2010 Winter Olympics in Vancouver, British Columbia, Canada.