Chihiro Uno is a Japanese voice actor affiliated with the talent agency Aksent. She was born on December 24th in Kyoto Prefecture and is a graduate of the Graduate School of Sociology at Ritsumeikan University. Before joining Aksent in December 2016, she was a member of Max Mix until the end of October 2016.

Uno made her debut as a voice actor in 2012, playing the role of El in the anime series "松本零士「OZUMA」" (OZUMA). One of her notable early and recurring roles is Kanegon a Kind in the "大怪獸RUSH 超級邊境" (Great Monster Rush: Super Frontier) series, which is often cited as a representative role. Her career includes a mix of roles in television anime, original video animations, and video games. In television anime, her credits include characters such as Cattleya in "愛絲卡&羅吉的煉金工房 ～黃昏天空之煉金術士～" (Escha & Logy no Atelier: Tasogare no Sora no Renkinjutsushi), a child in "異世界食堂" (Isekai Shokudou), Megan in "BEM", and a role in "乾物妹！小埋R" (Himouto! Umaru-chan R). She has also voiced characters in "MAZICA PARTY" and "BanG Dream! It's MyGO!!!!!". In the 2024 anime series "SHIBUYA♡HACHI," she provides the voice for the character Harry.

Beyond television, Uno's voice can be heard in the OVA "我家女僕有夠煩！" (Uchi no Maid ga Uzasugiru!). She has also contributed her voice to several video game titles. Her game credits include roles in the "Atelier" series as Cattleya, as well as "LORD of VERMILION ARENA," "超時空戰記" (Cosmic Break), and "Ange Vierge". She is also credited in the special effects production "帰ってきたアイゼンボーグ". Uno possesses various skills and qualifications, including English conversation, a TOEIC score of 760, and proficiency in her native Kyoto dialect.