Brian Theodore Tyler (born May 8, 1972) is an American composer, conductor, arranger, multi-instrumentalist and musician best known for his film, television, and video game scores. In his 26-year career, Tyler has scored seven instalments of the Fast & Furious franchise, Aliens vs Predator: Requiem, Rambo, Eagle Eye, The Expendables trilogy, Iron Man 3, Now You See Me, Avengers: Age of Ultron alongside Danny Elfman, Crazy Rich Asians and  The Super Mario Bros. Movie among others. He also composed and re-arranged the current fanfare of the Universal Pictures logo, composed initially by Jerry Goldsmith, for Universal Pictures' 100th anniversary, which debuted with The Lorax (2012), and composed the 2013–2016 Marvel Studios logo, which debuted with Thor: The Dark World (2013), which he also composed the film's score. He composed the NFL Sunday Countdown Theme for ESPN, the Formula One theme (also used in Formula 2 and Formula 3), and the anthem for the Esports World Cup. He is also behind the soundtracks of many television series, including Yellowstone, 1883, and 1923, all with Breton Vivian. For his work as a film composer, he won the IFMCA Awards 2014 Composer of the Year.

His composition for the film Last Call earned him the first of three Emmy nominations, a gold record, and induction into the music branch of the Academy of Motion Picture Arts and Sciences. As of November 2017, his films have grossed $12 billion worldwide, putting him in the top 10 highest-grossing film composers of all time.