10 vol
ALL OF THEM.
In Japan, the series finished with 35 volumes, and as of July 2011, the first 26 volumes are available in North America.
There are 10 volumes completing the series.
58 are published in Japan. English VIZ is still publishing!
In Japan there are 25 volumes and I have ,so far, seen 4 volumes in the U.S.A. I think there are more coming but I'm not sure.
Right now (from what I've seen and read) it is up to volume 28 and are still creating volume 29 as well.
There are 12 Vampire Knight volumes in all, plus the Vampire Knight Fan Book.
There are only 7 available in the U.S. (released by tokyopop) but there are 17 or more volumes in Japan, but it is still currently an ongoing series.
There are a total of 19 volumes of the manga series "Vampire Knight" by Matsuri Hino.
Vampire Knight is an ongoing series and the most current volume released by Shojo Beat is volume 11 in America, volume 12 in Japan. It's likely that there will be more volumes to come. Well currently right now, there are 13 volumes.
10 volumes.
There are seventeen volumes.