Akihiko Shimizu is a Japanese actor and voice actor born on January 30, 1962, in Chiba Prefecture. He has been active in the entertainment industry since 1987 and is affiliated with the theatre company Bungakuza. His career encompasses a wide range of voice work in both Japanese animation and dubbing for foreign films and television series.

In anime, Shimizu has taken on various supporting roles. He is known for voicing Randle Upton in the series Tiger & Bunny 2. His other credits include roles in Detective Conan as Yoshiyuki Yabuuchi, Jackie Chan Adventures as Valmont, The Tatami Galaxy as Temporal Lobe, and Teen Titans as Brother Blood. He also contributed to projects such as Mobile Suit Gundam UC and the special Ghiblies. His work extends to theatrical animated films, where he voiced Bubbles the Yellow Tang in both Finding Nemo and its sequel Finding Dory, as well as characters in Hoodwinked and Meet the Robinsons.

Beyond anime, a significant portion of Shimizu's career is dedicated to the Japanese dubbing of live-action Western films and television series. He has provided the Japanese voice for a vast array of characters, including Igor Karkaroff in the Harry Potter film series, Daniel Faraday in Lost, Cleveland Heep in Lady in the Water, Matt Santos in The West Wing, and Ferdinand the Duck in Babe. His dubbing work also features in major film franchises such as Avatar: The Way of Water, Pirates of the Caribbean, and Transformers. In addition to these, he has had roles in Japanese television dramas, with a credit in the long-running series Aibou.