Ian Joseph Somerhalder, born December 8, 1978, is an American former actor and current business owner. He is known for playing Boone Carlyle in ABC's science fiction adventure drama television series Lost (2004–2010) and Damon Salvatore in the CW supernatural teen drama series The Vampire Diaries (2009–2017).
Born in Covington, Louisiana into farming families, he is passionate about regenerative agriculture and utilizes this method for the grain grown for his brand, Brothers Bourbon.

In 2020, Somerhalder shot footage for and served as an executive producer on the film Kiss the Ground, a documentary centered on regenerative agriculture. He returned as an executive producer on its follow-up documentary, Common Ground, in 2025.