Olympian Army

The Olympian Army is the winning army of The Second Olympian War. Their aim was to defeat Kronos and the other Titans that sided with him. It consists of demigods, gods, satyrs, nymphs and many other species.

Campers

 * Percy Jackson
 * Annabeth Chase
 * Nico di Angelo
 * Charles Beckendorf (deceased)
 * Connor Stoll
 * Travis Stoll
 * Katie Gardner
 * Clarisse La Rue
 * Michael Yew (presumably deceased)
 * Mark
 * Sherman
 * Malcolm
 * Will Solace
 * Kayla
 * Austin
 * Jake Mason
 * Chris Rodriguez (Once part of the Titan Army, but reformed after Clarisse brought him back to camp.)
 * Pollux
 * Castor (deceased)
 * Lee Fletcher (deceased)
 * Silena Beauregard (deceased)
 * Unnumbered others

Hunter of Artemis

 * Thalia Grace
 * Zoe Nightshade (deceased)
 * Bianca di Angelo (deceased)
 * Phoebe
 * Approximately 28 more hunters
 * A pack of White Timber wolves
 * Hunting falcons

Other

 * Grover Underwood
 * Juniper
 * Alecto and the furies
 * Tyson
 * Briares
 * Party Ponies
 * Many Satyrs and Nature Spirits
 * Peleus
 * Argus
 * Mrs. O'Leary
 * Daedalus (deceased)
 * Chiron
 * The Automatons (possibly helped, as seen with the Clazmonian Sow)

Gods

 * Zeus
 * Poseidon
 * Aphrodite
 * Demeter
 * Dionysus
 * Athena
 * Charon (presumably, not mentioned as a god)
 * Artemis
 * Apollo
 * Hera
 * Ares
 * Hephaestus
 * Hermes
 * Iapetus/Bob (after The Sword of Hades)
 * Persephone
 * Amphitrite
 * Hades
 * Hestia (Didn't fight, though stopped Kronos from regaining his scythe)
 * Iris
 * Aeolus and The Anemoi
 * Triton
 * Delphin