Maki Tsuchiya is a Japanese voice actor from Kanagawa Prefecture, born on March 4. She is affiliated with the talent agency Best Position. She stands 153 cm tall and has A-type blood.

Her career includes a range of supporting roles in anime television series, original video animations, and video games from the mid-2000s to the mid-2010s. One of her earlier prominent roles was as Marie in the 2006 television anime Red Garden. That same year, she also voiced Natsuko Tsukino in Bakkyuu HIT! Crash Bedaman and provided voices for characters in Soul Link and Ray.

In 2008, Tsuchiya voiced Kiri Nikaidou in the supernatural action series Ga-Rei-Zero. The following year, she took on the role of Irita in the fantasy series Sora o Miageru Shōjo no Hitomi ni Utsuru Sekai, also known as Munto. She also voiced Irita in the 2009 sequel film, Tenjin to Akuto no Saigo no Tatakai.

In the early 2010s, she continued to appear in various series. She voiced a high school girl simply credited as Girl with Glasses in the 2011 original video animation Morita-san wa Mukuchi. Her other roles from this period include minor characters in Nichijou and Tokyo Magnitude 8.0 in 2011, and a female reporter in the 2014 series Tokyo ESP.

Beyond anime, Tsuchiya has lent her voice to several video game characters. She voiced Haruno Motomachi in the 2009 visual novel game Clear: Atarashii Kaze no Fuku Oka de. She also provided the voice for Maori Kasuga in the arcade and PlayStation 2 versions of the fighting game Arcana Heart. Her other non-anime work includes narrations for television and radio commercials, as well as dubbing roles for foreign productions.