Miyoko could refer to:
- Miyoko Tanashi, a character appearing in Higurashi When They Cry.
- Miyoko Tanashi, a character appearing in Kaidan to Odorou, Soshite Anata wa Kaidan de Odoru.
- Miyoko "Meryl" Tanashi, a character appearing in Rose Guns Days.
- Miyoko Takano, a character appearing in Hotarubi no Tomoru Koro ni.