Masataka Azuma is a Japanese voice actor from Tokyo, Japan. His career in the anime industry began in the mid-2000s, with his first known voice work appearing in 2006. That year, he took on minor roles in series such as NANA and The Story of Saiunkoku.

Azuma is perhaps best known for his supporting work in mecha anime series from the late 2000s. In 2007, he voiced the character of Lichtendahl Tsery in the first season of the acclaimed series Mobile Suit Gundam 00. Lichtendahl Tsery served as a crew member aboard the protagonist ship, the Ptolemaios. The same year, Azuma took on the role of Junki Saiga in the series Reideen. Beyond these notable credits, his work primarily consisted of guest and background characters in a variety of popular shows. For example, in 2008 he had roles in CLANNAD AFTER STORY, To Love-Ru, and Macross Frontier. He also voiced the character Roark in the long-running Pokémon: Diamond and Pearl series. Other series featuring his voice include Jewelpet and Linebarrels of Iron. His last known screen credits are from around 2009 and 2010, including reprising his role as Lichtendahl Tsery for Mobile Suit Gundam 00 the Movie: A Wakening of the Trailblazer.