Yes on both his mother's side and on his father's side, Dionysus had aunts.
When the mother of Dionysus is Semele, the daughter of Cadmus and the goddess Harmonia. Her sisters and Dionysus's aunts are Ino (who later became the goddess Leucothea), Agaue (Agave), and Autonoe who long haired Aristaios (Aristaeus) wedded.
On his father Zeus's side, his aunts were Hera, Demeter and Hestia.
Who is Hermes aunts
3671 Dionysus, an asteroid
no zeus did not have any sisters
yup
No, no siblings.
There are many beliefs from Dionysus but I don't know any.
nope
yes
Dionysus was a god, that is better than any mortal super power.
One of Dionysus's many powers is that he can make wine out of any drink.
maybe
Any he wanted.