Yes, Dionysus is mentioned indirectly in The Odyssey as part of the mythological background. He is the god of wine and revelry, and his presence is alluded to in various scenes and stories throughout the epic.
Dionysus means "God of Nysa", Nysa was the birthplace of Dionysus.
Dionysus did not die.
Dionysus did not kill Perseus!
Dionysus's mother is Semele
Dionysus was the Greek god of wine.
Get drunk with me! -Dionysus
Dionysus married Ariadne
Dionysus was the Greek god of wine.
Dionysus - bacchus
Dionysus was born in Nysa.
Zesus was the Father of Dionysus.
Dionysus was the god of wine