The invention discloses a spliced wood door frame. The spliced wood door frame comprises an upper door frame body, a first side door frame body and a second side door frame body, wherein the upper door frame body and the ground form a rectangular structure, the first side door frame body consists of a first sub side door frame body and a second sub side door frame body which are in mortise joint,the second side door frame body comprises a third sub side door frame body and a fourth sub side door frame body which are in mortise joint, a hinge is arranged on each of the first sub side door frame body and the second sub side door frame body, a buffer strip perpendicular to the first sub side door frame body is in mortise joint with the upper portion of the first sub side door frame body andcomprises an elongated wood strip provided with a cuboid slide groove, a wood slide strip is connected to the bottom of the cuboid slide groove through a spring, and a magnetic strip is arranged on the outer surface of the wood slide strip. The spliced wood door frame has the advantages that the frame is convenient to carry and mount and capable of buffering and fixing when a door leaf is opened.