Yuri Usui is a Japanese voice actress born on May 15 in Setagaya, Tokyo. She is affiliated with the talent agency I'm Enterprise. Her professional interests include singing, listening to the radio, and playing the electric guitar. In addition to her voice acting career, she holds a license as a registered nutritionist.

Usui's career includes a variety of supporting roles across numerous anime series. Her early work includes appearances as a student in How Heavy Are the Dumbbells You Lift? and as a character's sister in My Roommate Is a Cat. She has had minor roles in popular series such as the 2019 version of Fruits Basket, the action fantasy series Mushoku Tensei: Jobless Reincarnation II, and the romance anime A Condition Called Love. Other credits include roles in Love Is Indivisible by Twins, 2.5 Dimensional Seduction, and the idol series Kizuna no Allele.

One of her most prominent early roles is in the multimedia franchise The Idolmaster, where she voices the character Rinami Himesaki in the social game Gakuen iDOLM@STER. This role is frequently cited in her professional biography and represents a significant collaboration within the franchise.

Usui also voices the character Dina in the television anime adaptation of A Wild Last Boss Appeared!, which premiered in October 2025. She described this role as her first anime production where she successfully auditioned and was cast, marking a notable milestone in her career. Dina serves as the reliable strategist and chief of staff to the protagonist, Ruphas Mafahl, who is voiced by veteran voice actress Ami Koshimizu. Regarding this role, Usui has expressed her honor at portraying Dina and stated that she looked forward to embarking on an adventurous journey with the character. During a promotional program for the series, she candidly shared the challenges of performing complex dialogue with a confident demeanor, and her co-star Ami Koshimizu praised her convincing performance, commenting that one would not think it was her first major role.