Yuji Ueda (うえだ ゆうじ, Ueda Yūji) is a Japanese actor, voice actor, and singer from Fukuoka Prefecture, Japan. He is best known for voicing Sagara Sanosuke in Rurouni Kenshin, Akito Tenkawa in Martian Successor Nadesico, Takeshi/Brock and Sonansu/Wobbuffet in Pokémon, Horohoro in Shaman King, Johannes Krauser II in Detroit Metal City, Keitaro Urashima in Love Hina, Shiro Iori in Kill la Kill, and Yusuke Fuma in Wedding Peach.

He was born in Fukuoka. In July 2004, he left Arts Vision and officially changed his name to hiragana form. In April 2005, Ueda joined Office Osawa. Veteran voice actresses often call Yuji "Yu-chan"; usually voice actresses from Pokémon. He is married to voice actress Omi Minami. In March 2012, Ueda and Minami left Osawa and opened a new agency called PomaRancz.