Ken'yuu Horiuchi is a Japanese voice actor.
| Series | BACK ARROW | Zetsu Daidan (voice) | 2021-01-09 |
| Series | Dorohedoro | En (voice) | 2020-01-13 |
| Movie | Psycho-Pass 3: First Inspector | Serizawa Junichi (voice) | 2020-03-27 |
| Series | The Gymnastics Samurai | Noriyuki Amakusa (voice) | 2020-10-11 |
| Series | CAROLE & TUESDAY | Dahlia (voice) | 2019-04-11 |
| Series | Babylon | Yasutaka Morinaga (voice) | 2019-10-07 |
| Series | BEASTARS | Oguma (voice) | 2019-10-10 |
| Series | No Guns Life | Tokisada Mega-armado | 2019-10-11 |
| Series | Sirius the Jaeger | Willard | 2018-07-12 |
| Movie | Usuzumizakura: GARO | 2018-10-06 | |
| Movie | Godzilla: The Planet Eater | Unberto Mori (voice) | 2018-11-09 |
| Series | Saga of Tanya the Evil | Anson Sioux | 2017-01-06 |
| Series | Onihei | Heizō Hasegawa | 2017-01-10 |
| Series | Girlish Number | Namba | 2016-10-07 |
| Movie | GARO: Divine Flame | German "Roberto" Luis (voice) | 2016-04-01 |
| Series | JOKER GAME | Yuuki-chuusa | 2016-04-05 |
| Series | Saint Seiya: Soul of Gold | Dohko de Libra | 2015-04-11 |
| Series | Garo: Crimson Moon | Germán Luis | 2015-10-10 |
| Movie | Sekaiichi Hatsukoi Movie | Yokozawa Takafumi (voice) | 2014-03-15 |
| Series | Garo: The Animation | Herman Lewis (voice) | 2014-10-03 |
| Series | Baby Steps | Magure Mike | 2014-04-06 |
| Series | Silver Spoon | Mr. Hachiken (voice) | 2013-07-12 |
| Series | Toriko | Ichiryu | 2011-04-03 |
| Series | Sekai Ichi Hatsukoi: The World's Greatest First Love | Yokozawa, Takafumi (voice) | 2011-04-09 |
| Movie | Alice in the Country of Hearts: Wonderful Wonder World | Mary Gowland the Duke (voice) | 2011-07-30 |
| Movie | Crayon Shin-chan: Fierceness That Invites Storm! Operation Golden Spy | Plum | 2011-04-16 |
| Series | Guin Saga | Guin | 2009-05-04 |
| Movie | Redline | Titan (voice) | 2009-08-14 |
| Movie | Fist of the North Star: The Legend of Toki | Toki | 2008-03-26 |
| Series | Tytania | Doctor Lee Zhang-Chen | 2008-10-09 |
| Series | Telepathy Shoujo Ran | Ronpei Isozaki | 2008-06-21 |
| Movie | Fist of the North Star: The Legend of Yuria | Toki | 2007-02-23 |
| Series | Princess Resurrection | Zeppeli | 2007-04-13 |
| Series | Naruto Shippūden | Pain | 2007-02-15 |
| Series | Stigma of the Wind | Bernhardt RHODES | 2007-04-13 |
| Series | Kaiji | Yohishiro Kurosaki | 2007-10-03 |
| Series | Magical Travelers | Sanyuutei Encho | 2006-01-06 |
| Series | Coyote Ragtime Show | Bishop | 2006-07-04 |
| Series | Loving Angel Angelique | Oscar | 2006-07-08 |
| Series | Eyeshield 21 | Leonardo Apollo | 2005-04-06 |
| Series | Gallery Fake | Ramos | 2005-01-08 |
| Series | Patalliro Saiyuki! | Mii-chan (voice) | 2005-06-06 |
| Movie | Street Fighter Alpha: Generations | Young Gouken | 2005-10-25 |
| Series | Gun x Sword | The Claw | 2005-07-05 |
| Series | Animal Yokocho | Yamanami-san | 2005-10-04 |
| Movie | Saint Seiya Heaven Chapter: Overture | Libra Dohko (voice) | 2004-02-14 |
| Series | Yugo The Negotiator | Ahmad | 2004-02-24 |
| Series | Haruka: Beyond the Stream of Time – A Tale of the Eight Guardians | Unknown | 2004-10-05 |
| Series | Bleach | Unknown | 2004-10-05 |
| Series | Air Master | Julietta Sakamoto | 2003-04-01 |
| Series | Gunslinger Girl | Captain Raballo (voice) | 2003-10-08 |
| Series | Pecola | Gazelle-san | 2003-04-21 |
| Series | Mirage of Blaze | Danjo Kousaka | 2002-01-07 |
| Series | Petite Princess Yucie | Gunbard | 2002-09-30 |
| Series | Ai Yori Aoshi | Ruka Saionji | 2002-04-10 |
| Series | s-CRY-ed | Unkei (voice) | 2001-07-04 |
| Series | Platinumhugen Ordian | Hideaki Sanada | 2000-04-04 |
| Movie | Gundress | Jean Luc Skinner | 1999-03-20 |
| Series | Monster Farm | General Durahan | 1999-08-30 |
| Series | Kurogane Communication | Reeves | 1998-10-05 |
| Series | All Purpose Cultural Cat Girl Nuku Nuku (TV) | Yakumo Oh-Izumi / Dr. Kyouka Oh-Izumi (voice) | 1998-01-07 |
| Series | Pokémon | Narrator (voice) | 1997-04-01 |
| Series | After War Gundam X | Jamil Neate | 1996-04-05 |
| Series | The Legend of Zorro | Lieutenant Gabriel | 1996-04-05 |
| Series | Wedding Peach | Petora | 1995-04-05 |
| Series | Yamato Takeru | Tsukuyomi | 1994-04-09 |
| Series | Tekkaman Blade | Balzack Asimov | 1992-02-25 |
| Series | RG Veda | Bishamon-ten (voice) | 1991-06-01 |
| Movie | Hisashi Eguchi's Kotobuki Goro Show | Elegant Son (voice) | 1991-05-21 |
| Movie | Nadia: The Secret of Blue Water - The Motion Picture | Sanson | 1991-06-29 |
| Series | Dear Brother | Takashi Ichinomiya | 1991-07-14 |
| Series | Ozanari Dungeon: The Tower of Wind | Espre | 1991-09-27 |
| Movie | Drifter Kings On the Border | Kubota (voice) | 1991-09-01 |
| Series | Samurai Pizza Cats | Tokugawa Iei Iei | 1990-02-01 |
| Movie | Dirty Pair: Flight 005 Conspiracy | Danny (voice) | 1990-01-25 |
| Series | Nadia: The Secret of Blue Water | Sanson | 1990-04-13 |
| Movie | Ajin Senshi | (voice) | 1990-11-17 |
| Movie | Violence Jack: Hell's Wind | Tetsuya | 1990-12-21 |
| Movie | Urotsukidōji: Legend of the Overfiend | Yoriichi Ozaki (voice) | 1989-03-18 |
| Movie | Blood Reign: Curse of the Yoma | Hikage (voice) | 1989-04-15 |
| Movie | The Enemy's the Pirates!: The Cats' Banquet | 1989-12-26 | |
| Movie | Blue Flames | Ryuuichi Kaizu (voice) | 1989-11-24 |
| Movie | Violence Jack: Evil Town | Blue Kid | 1988-12-21 |
| Movie | Curtain of the Pink | Satoru Okuyama | 1987-11-25 |
| Series | Metal Armor Dragonar | Light Newman | 1987-02-07 |
| Series | Mister Ajikko | Chef shimonaka | 1987-10-08 |
| Movie | Pelican Road Club Culture | Shigeru Tagawa | 1986-06-21 |
| Series | Mobile Suit Gundam ZZ | Mashymre Cello | 1986-03-01 |
| Movie | Superdimensional Romanesque Samy: Missing 99 | 1986-07-05 | |
| Movie | Love City | Mister J | 1986-07-26 |
| Movie | Roots Search | Buzz (voice) | 1986-09-10 |
| Movie | Greed | Lid Kyle | 1985-01-21 |
| Series | Dream Hunter Rem | Tomomori Taira (voice) | 1985-12-15 |
| Series | Ninja Robots | Icelander | 1985-10-06 |
| Series | Attacker You! | Shiro Tachiki (voice) | 1984-04-13 |