Jim Thornton is an American radio and television announcer, news anchor, and voice actor. He is known for his voiceover work in video games, movies and television shows. Since 2011, he is best known for being the announcer of Wheel of Fortune following the death of longtime announcer Charlie O'Donnell.

Wheel of Fortune is an American television game show created by Merv Griffin. The show has aired continuously since January 1975. It features a competition in which contestants solve word puzzles, similar to those in hangman, to win cash and prizes determined by spinning a giant carnival wheel. The current version of the series, which airs in nightly syndication, premiered on September 19, 1983. It stars Pat Sajak and Vanna White as hosts, who have hosted the nighttime version since its inception. The original version of Wheel was a network daytime series that ran on NBC from January 6, 1975, to June 30, 1989, and subsequently aired on CBS from July 17, 1989, to January 11, 1991; it returned to NBC on January 14, 1991, and was cancelled that year, ending on September 20, 1991.