Junichi Endō is a Japanese actor and voice actor, also known by the romanization Jun'ichi Endō. He was born on March 10, 1969, in Tokyo, Japan. Endō began his career in the 1990s and is affiliated with the Theater Company Subaru.

Endō has built a substantial career providing voices for a wide range of characters in anime, video games, and dubbed foreign films. In anime, he is known for the role of Ed in the 2007-2008 series Dinosaur King and its second season. His other notable anime roles include Galvatron and Carlos in Transformers: Energon, also known as Transformers: Superlink, and multiple characters in the long-running series Nintama Rantaro, where he voiced the third iteration of the character Ōmi Makano from the 2010s until 2020. He has also appeared in major franchises such as GANTZ as Aketoshi Okazaki, Bleach as a master of ceremonies, and the Naruto series in various roles, including a Sky Ninja Officer in the 2008 film Naruto Shippuden the Movie: Bonds.

Beyond anime, a significant portion of Endō's voice work is in video games and the Japanese dubbing of foreign films and TV series. He is a regular voice for actors such as Seth Rogen, Jason Sudeikis, and Will Ferrell in their Japanese-dubbed performances. He has voiced the character Brok in the acclaimed video games God of War (2018) and God of War Ragnarok (2022). His dubbing work also includes the role of Vargas in Uncharted 4: A Thief's End and various characters in the live-action series 24.