Kellen Goff is an American voice actor known for his extensive work in English anime dubs, video games, and animated series. Born on February 3, 1995, in Torrance, California, he began pursuing voice acting at the age of 13. His early training included studying animation voiceover under Bob Bergen, where he was the youngest student and the first minor to take the course. He further honed his craft under the guidance of industry professionals such as Richard Horvitz, Charlie Adler, Debi Derryberry, and Mick Wingert.

Goff's career is marked by a wide range of roles, with a particular focus on complex antagonists and characters with distinctive vocal qualities. In anime, he is widely recognized for his portrayal of Kai Chisaki, also known as Overhaul, in the long-running series My Hero Academia. He was cast in this role starting with the show's fourth season. He also voiced the dual role of the villainous Diavolo and his stand, Emperor Crimson, in JoJo's Bizarre Adventure: Golden Wing, as well as the character Boss in the same series. Another significant role is Porco Galliard in Attack on Titan The Final Season and its second part.

His versatility extends to a variety of other prominent anime titles. Goff voices the lead role of Shumei Sasaki in the romantic comedy Sasaki and Miyano and its sequel film, Sasaki and Miyano: Graduation. He is the English voice of the herald Heimdall in Record of Ragnarok. In the second season of BEASTARS, he voices the character Free, and he plays Reita Toritsuka in The Disastrous Life of Saiki K.: Reawakened. His other anime credits include the role of Hoodlum in Akudama Drive, Morio Shigeta in March comes in like a lion, Halbert Magna in How a Realist Hero Rebuilt the Kingdom, Rekka Hoshimiya in Fire Force, and Chameleon in The Detective Is Already Dead. He also voiced the character Novick in the Tower of God: Workshop Battle arc and provided voices for Brigg in Sword Art Online: Alicization - War of Underworld, Koji Yatake in Given, and A. Frankensteiner in The Prince of Tennis II: U-17 World Cup. In film, he provided the English voice for the main role of Senpai in The Night is Short, Walk On Girl and played the Masked Lord in Our Last Crusade or the Rise of a New World.

Beyond anime, Goff is a prominent voice in the video game industry. He is particularly well-known for his long-standing involvement with the Five Nights at Freddy's franchise, voicing numerous characters including Funtime Freddy, Glamrock Freddy, Sun, Moon, and Molten Freddy across various installments, as well as providing Foxy's vocalizations in the live-action film adaptation. His other notable video game performances include Fiddlesticks in League of Legends, the Abyss Herald in Genshin Impact, and various characters in major titles like The Last of Us Part II, SMITE, and the English dub of the Demon's Souls remake.

Goff's contributions to the voice acting community have led to frequent appearances at anime and gaming conventions, where he engages with fans and discusses his craft. He is also involved in behind-the-scenes work, including audio engineering and casting direction for independent films through PCB Productions, and he contributes to passion projects with the YouTube collective The Ink Tank. Through his diverse and prolific body of work, Kellen Goff has established himself as a versatile and in-demand talent in the field of voice acting.