Aki Sasamori is a Japanese voice actress born on May 11 in Saitama Prefecture, Japan. She is currently affiliated with the talent agency Aksent and was previously with Production Baobab until November 2011. Her height is 157 cm and she has blood type A.

Sasamori has built a career with numerous supporting and guest roles in anime series, video games, and foreign dubbing. One of her most recent prominent roles is Josie Pye in the 2025 anime series Anne Shirley. Her television anime work includes appearances in Clannad as a chairwoman, Hell Girl: Two Mirrors as Izumi Miyahara and Yuri Miyazato, Nodame Cantabile as Chiyo Sakata, and Witchblade as Kei and Sakurai. Other anime credits include Kekkaishi, Golgo 13, La Corda D'Oro - primo passo -, Guardian Ninja Mamoru, and Pururun! Shizuku-chan. She also had a role as an academy student in Naruto. For a significant period beginning in 2008, she voiced characters such as Jean and Zouta in the long-running children's series Shimajiro.

Beyond anime, Sasamori has worked on video game localizations, providing the Japanese voices for the Girl Infobot and Helen in Ratchet and Clank: Up Your Arsenal. She has an extensive career in dubbing foreign films and television dramas into Japanese. Her dubbing work includes roles in movies such as Cloverfield as Lily Ford, The Da Vinci Code as Sophie's mother, and Dogville as Liz Henson. She has also provided dubbed voices for television series including Criminal Minds, Lost, and iCarly.

Throughout her career, she has collaborated with several other voice actors across multiple projects, including appearances in the same productions as Yuji Ueda, Akemi Kanda, and Daisuke Ono. Her reported hobbies include watching movies and comedy shows, taking walks, and reading.