Sergio Lagos (full name is Sergio Andrés Lagos Gallegos) is a journalist, television presenter, radio announcer and Chilean musician.
Since 1995, he is a famous TV presenter and a participant in many programs of different genres of Channel 13 and others in Chile.
In 2003, he was as host of program ¿Quién quiere ser millonario?, Chilean version of Who Wants to Be a Millionaire?, temporarily replacing Don Francisco, the first host of the show.
He also replacing Diana Bolocco in the Chilean Hot Seat from April 2012 to July 2012. However, Diana Bolocco replacing him as the host in the 2019 revival.