Michael Yew is one I can think of the moment; he's the new leader of the Apollo Cabin in the book. He pretty much fought with Clarisse a lot. There were minor characters mentioned, but I can't recall their names ATM...
After "The Last Olympian," you may enjoy reading the "Heroes of Olympus" series by Rick Riordan, which continues the story of Percy Jackson and introduces new characters and adventures.
Ignore the Other Answer The Last Olympian Is the last book in THAT Series, But Rick Riordan Said "I will be making a sequel to my Percy Jackson Series, They Will Include, the same characters, but they will not be the MAIN Characters No longer. My New Percy Jackson Series will be released October 19, 2010"
Yes, the drakon.
Hestia, the goddess of the hearth.
yes it is, but Rick Riordan will start a new series.
the lost hero next after the last olympian and the red pyramid they are good books read them
May 09, 2009, and it's called the last Olympian, not titan. May 09, 2009, and it's called the last Olympian, not titan.
A new Olympian series, where all the old campers are adults. Percy is not the main character, a boy named Jason is.
There is no full copy of Percy Jackson and the Last Olympian online, and you cannot read it legally online as it is still a fairly new series.
Yes but they are making a whole new series
Rachel Elizabeth Dare starts turning into the new Oracle
They can be found in the new book out by Rick Riordan called "The Demigod Files" it has some short stories, character profiles, and a preview of Percy Jackson and the Last Olympian in it.