Who were some other inhabitants of mount Olympus?

Olympus was inhabited by the 12 Olympians and their attendants. Specifically:

Zeus

Hera

Apollo

Artemis

Athena

Mars

Poseidon

Demeter

Aphrodite

Hephaestus

Hermes

Dionysus

Hades chose not to reside on Olympus, preferring the shadowy underworld instead. Vesta gave up her seat for Dionysus. Zeus and Hera each had attendants whom it could be presumed also resided on Olympus.