How many Olympians are there?

There are 12 Greek Olympians. Their names are:

• Zeus
• Posideon
• Ares
• Hephaestus
• Apollo
• Artemis
• Hermes
• Aphrodite
• Athena
• Hera
• Demeter
• Dionysus (or) Hestia

You could include Hades

But, there are over 12 Greek Gods. Some examples