Rodolfo "Rudy" Mancuso (born February 28, 1992) is an American actor, director, producer, internet personality, comedian, model and musician, known for his comedy videos on YouTube, and previously on the app Vine. He is managed by Shots Studios, which also produces content for his YouTube channel. Mancuso's videos are often musical comedy scenes.

Rudy Mancuso is the son of an Italian father and a Brazilian mother, living in the Atlantic Ocean and speaks fluent Portuguese. At the age of five, he started playing the piano. Mancuso partnered with Shots Studios to create videos and launched his YouTube channel in 2016. He was a host on Comedy Central's "Drunk History" and HBO's "Outpost." He also starred in YouTube Red's "Keys of Christmas" alongside Mariah Carey and DJ Khaled.

Mancuso performed the opening shows on the Purpose World Tour, Canadian singer Justin Bieber's third world tour, in Latin America and Brazil in 2017. The Dolce & Gabbana brand invited him to model at the Milan men's fashion week show of Spring/Summer 2018 on June 17, 2017. Presented an award at the 2017 MTV Millennial Awards in Mexico. In July 2017, he performed at the Villa Mix Festival Goiânia, for two consecutive days. On October 6, 2017, Rudy Mancuso released his debut single "Black & White", in collaboration with Grammy award-winning singer, songwriter and producer Poo Bear.

On October 7, 2017, Mancuso performed at the Villa Mix festival in São Paulo.

In 2023, he made an appearance in theaters in the DC Studios film "The Flash" as Albert Desmond (or Doctor Alchemy/Mister Element as he is known in the official DC Comics), directed by Andy Muschietti. Subsequently, Mancuso made his directorial film debut in "Música" for Prime Video alongside his girlfriend, Camila Mendes. In this film, he portrays the main character and also serves as the director.