Ekaterina Ryabova

Ekaterina or Yekaterina Ryabova (Екатерина Рябова) may refer to:
 * Ekaterina Ryabova (singer) (born 1997), Russian singer
 * Ekaterina Ryabova (figure skater) (born 2003), Russian-Azerbaijani figure skater
 * Yekaterina Ryabova (1921–1974), Soviet aviator