Shinsuke Sugawara is a Japanese voice actor from Ibaraki Prefecture, born on August 28. He made his debut in the entertainment industry in 2015, with his first credited role being a soldier in the game Arslan: The Warriors of Legend. His anime debut followed in the same year with a small part in the series Lance N' Masques. He is currently affiliated with the agency Sigma Seven e, having joined in April 2022 after a period as a freelancer and prior membership with the agency Clare Voice.

Sugawara's career progressed steadily from background roles to more prominent parts. His first regular role in an anime series came in 2016 as Kei Kuramoto in Flying Witch. This was a significant step that led to a variety of supporting and leading characters. He is known for his versatility, bringing energy and nuance to a wide range of character types, from cheerful young men to quirky sidekicks and dramatic leads.

Among his notable major roles are Archid Olter in the mecha fantasy series Knight's & Magic and Guy Greenwood in Reign of the Seven Spellblades. In the WIXOSS franchise, he voiced Shohei Shirai, a character central to the story in both Lostorage incited WIXOSS and its sequel Lostorage conflated WIXOSS, a role that helped raise his profile. Another key performance is as Judgment Nezuya in the science fiction series Planet With. His work in 2024 includes the role of Junpei Kurita in the action series WIND BREAKER.

Beyond television anime, Sugawara has an extensive body of work in video games, contributing his voice to major franchises such as SD Gundam G Generation Cross Rays and Super Robot Wars 30. He has also appeared in animated films, with credits including the Shirobako movie and Gridman Universe. His consistent performance across different media demonstrates his adaptability and commitment to his craft. While he has not yet received major public awards, he is regarded as a rising and energetic talent within the Japanese voice acting industry.