Alissa Simmons is an American actress and performer known for her work in voice acting for anime, as well as her appearances in live-action productions and contributions to motion capture performance. Her career encompasses a range of activities in the entertainment industry, including on-screen roles and behind-the-scenes work.

One of Simmons's notable credits in anime is providing the English voice for the character Tanpopo in the 2019 anime adaptation of Blade of the Immortal. Tanpopo is a kunoichi, or female ninja, and a member of the Rokki-dan who serves the Mugai-ryu. This adaptation of Hiroaki Samura's long-running manga series was produced by LIDEN FILMS and licensed for English release by Sentai Filmworks, with Simmons's performance featured in the English dub cast.

Beyond traditional voice acting, Simmons has also worked in the realm of motion capture. She was a motion capture performer for the character Deunan in the 2014 CGI anime film Appleseed Alpha, a role that involved physically performing the character's movements to be translated into the final animation.

In addition to her anime-related work, Simmons has built a broader career as an actress, with credits that include appearances in web series, short films, and commercials for major studios such as Columbia Pictures and HBO. She also has a background as a staff writer with a specialization in anime and internet culture, indicating a deep engagement with the medium beyond performance.