Euodia

Euodia may refer to:
 * Euodia (diatom), a genus in the family Eunotiaceae
 * Euodia (plant), a plant genus in the family Rutaceae
 * Tetradium, related genus known in cultivation in English-speaking countries as Euodia
 * Euodia (New Testament), a woman mentioned in the New Testament book of Philippians