Arthur Khong is a French voice actor known for his work in the dubbing of anime, live-action series, and films. He began his artistic journey in the theatre in his native region of Valenciennes before moving to Paris at the age of fifteen to pursue a career in dubbing. His early work included background voice roles for series such as Grey's Anatomy, which he described as a formative experience for many in the industry. Khong has cited his background in theatre and the importance of empathy in his craft, noting that a voice actor must put themselves in the service of the on-screen actor they are dubbing.

In the realm of anime, Arthur Khong has been credited with several notable French dub roles. As cited in the example, he provides the voice for the character Juzo Kadokura in the anime adaptation of the psychological thriller Tomodachi Game. His other anime voice work includes the role of Silva Dada in BLUELOCK, Claude Jeanne Elmeyer in I'm the Villainess, So I'm Taming the Final Boss, Avos Dilhevia in The Misfit of Demon King Academy, Thanzamer in I'm Standing on 1,000,000 Lives, Ryuji Bakumatsu in Platinum End, and Herman Greenhill in Black Butler: Public School Arc. He has also been involved in the French dubs of major franchise titles, such as Tekken: Bloodline and various installments of the My Hero Academia series and films.

Khong has developed a pattern of recurring collaborations with specific actors, often becoming their regular French voice. He first gained significant recognition for dubbing actor Simu Liu in the Marvel film Shang-Chi and the Legend of the Ten Rings, a role that held personal significance due to his own Asian heritage. He later reunited with Liu to provide the French voice for his character Ken in the Barbie film. He is also the French voice of actor Mackenyu, most notably for the role of Roronoa Zoro in the Netflix live-action series One Piece, a character he has cited as his favorite and a personal career highlight. His work dubbing Mackenyu also extends to other projects. Beyond these, Khong has voiced characters played by Channing Tatum in Deadpool & Wolverine and Archie Madekwe in Gran Turismo.

A notable achievement in his career includes taking on leading roles in major international productions at a young age, such as his first leading role in a film with Shang-Chi at 17 and his work in the blockbuster film Barbie. He has also voiced the character Seiya in the live-action film Knights of the Zodiac. Beyond acting, Khong is a musician and a hard tech DJ, interests that he feels inform his ear for audio work. He is also known for his advocacy regarding the use of artificial intelligence in dubbing, expressing support for the movement to protect French voice actors and their craft.