The original sages are:
Saria
Darunia
Ruto
Impa
Nabooru
Rauru
Zelda
Two new sages in TWW:
Earth Sage
Wind Sage
The two new ones in TWW are unrelated to the ones in OoT.
Also, this proves the connection between OoT and TWW, incase you're still fapping over how awesome you think you are...