The term 'Who Wants to Be a Millionaire Host' refers to the three people who have hosted the popular game show, Who Wants to Be a Millionaire. The first host was Regis Philbin, who hosted the show from 1999 to 2002. Meredith Vieira then took over as host from 2002 to 2013. Finally, in 2015, the show was revived with a new host, former Today Show anchor, Meredith Vieira. All three hosts have been successful in their respective roles and have become household names.