《吸血鬼日记第四季》是由马科斯·西恩加执导，妮娜·杜波夫,保罗·韦斯利,伊恩·萨默海尔德,约瑟夫·摩根主演的欧美剧。该电视剧于2012年在美国上映。《吸血鬼日记》由美国女作家L.J.史密斯的同名畅销系列小说改编而成。第四季的剧情会围绕变成吸血鬼的Elena（妮娜·杜波夫 Nina Dobrev 饰）展开。变身让她想起了和之前被Damen（伊恩·萨默海尔德 Ian Somerhalder 饰）抹去的记忆，这会是她和Stefan（保罗·韦斯利 Paul Wesley 饰）的关系产生新的裂痕。附身到Tyler身上的klaus和Caroline之间到底有怎样的进展？真正的Tyler又去哪了呢？Elena在知道真相后又会有怎样的举动？而Jeremy面对变成吸血鬼的姐姐会有什么反应，Elena自己又如何接受这样的事实呢？
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