CW has just picked up The Vampire Diaries season 4, so to answer your question yes there will be a season 4 for the vampire diaries. Vampire Diaries is set to return for a fourth season on September 16th, 2012.
The season 4 of The Vampire Diaries will start in September
October
Yes there is a 4th Season of The Vampire Diaries. In the UK and America they are currently showing Season 4.
september
yes
The Season 3 "The Vampire Diaries" will be called "The Season of the Originals
It is unknown whether or not Daniel Gillies will return to The Vampire Diaries
season 4
If you actually follow vampire diaries you will know that they are only in season 2. They take breaks in between that doesn't mean they went to the next season.
Yes, there is going to be a season 6 of Vampire Diaries.
Yes, there is going to be a season 6 of Vampire Diaries.
In September