This is Link's younger sister, early on in the game she gives Link her telescope. After awhile she is mistaken for Tetra and captured by the Helmaroc King and taken to the Forsaken Fortress.
She is Link's grandma and on the day of his birthday sends him off on an adventure. Later on she gives him the Hero's Shield so he can join the pirates.
A mysterious talking boat who knows a great deal about the legends of the ancient kingdom. He has ties with Valoo, the Deku Tree and Jabun. Later in the game he is revealed to be the King Daphnes Nohansen Hyrule, the ruler of Hyrule at the time of it's fall.
She is the sage of the Earth temple in Hyrule, unfortuneately she was killed by Ganon's minions and so is no longer able to pray in her temple.
He is the Hero of Wind and Hero of Time reborn. You will play as Link as you go through the adventure to destroy the great evil that resides in the Forsaken Fortress. As the Hero of Wind you will control the Wind Waker and which has magic enabling one to control wind, and as the Hero of Time you must gather the Triforce of Courage and the Master Sword.
He's the sage of the Wind Temple in Link's time, and since his Kokiri descendant Fado was killed by one of Ganon's minions, it's his job to pray to return the Master Sword's ability to bind evil.
She is studying to become Valoo's new attendant, and cares deaply for the chieftan's son, Komali. Later on in the game she is awakened as the sage of the Earth Temple and since her Zora descendant Laruto was killed by one of of Ganon's minions, it's her job to pray to return the Master Sword's ability to bind evil.
Tingle is the fairy-wannabe that appeared in Majora's Mask and the Oracles games. He's back in the Wind Waker, stuck in Windfall prison. If you free him he'll give you the Tingle Tuner and decode sea charts for you (that is for a price) on his island, Tingle Island.
This dragon serves as the spirit of the skies atop the mountain on Dragon Roost Isle. The rito need this dragon as they cannot fly without being assisted by one of his scales. He and the rito help you when you first try to defeat Ganondorf, he burns the ship that Ganondorf resides in on the top of Forsaken Fortress.
Tetra is revealed to be the descendant of Zelda by Ganondorf and later is dressed in Zelda's garbs by the magic of King Hyrule. She is captured by Ganon's forces and taken to the top of his tower where he waits for Link. Apon Link's arrival, Zelda seems to be in a deep sleep, after the magic of the triforce has been used, Zelda awakens and helps Link to kill Ganondorf with the light arrows.