Tomokazu Sugita (杉田智和, Sugita Tomokazu, born October 11, 1980) is a Japanese voice actor and author. He mainly plays young men and is characterized by his "deep bass voice," and he often performs ad-libs and imitations.

He is best known for his roles as Gintoki Sakata in Gintama, Tadaomi Karasuma in Assassination Classroom, Hideki Motosuwa in Chobits, Rin Tsuchimi in Shuffle!, Gyomei Himejima in Demon Slayer: Kimetsu no Yaiba, Kyon in The Melancholy of Haruhi Suzumiya, Yuichi Aizawa in Kanon, Kazuyoshi "Switch" Usui in Sket Dance, Hidenori Tabata in Daily Lives of High School Boys, Yuuya Kizami from the Corpse Party series, Gundham Tanaka from the Danganronpa series, Ragna the Bloodedge in Blazblue, Joseph Joestar in the 2012 JoJo's Bizarre Adventure anime and JoJo's Bizarre Adventure: All Star Battle, Yusuke Kitagawa in Persona 5, Chrom in Fire Emblem, Escanor in The Seven Deadly Sins, Yahiro Takigawa in The Testament of Sister New Devil, Kaede Manyuda in Kakegurui, Charlotte Katakuri in One Piece, and Ultraman Ginga and Dark Lugiel in Ultraman Ginga.