Theoden was king of Rohan
? and commander-in-chief of its army. Misled by Grima
? (or Wormtongue
? as most others in the Mark
? called him), Theoden initially rebuffed Gandalf
?'s advice.
The uncle of Eowyn
? and Eomer
?, Theoden was killed in battle by the king of the nine and avenged by his niece Eowyn.