Neck posture sensing apparatus

Disclosed is a neck posture measuring apparatus which measures a neck posture of a user and informs the user of a result of the measurement so that the user can have a correct posture. The neck posture measuring apparatus according to an embodiment of the present invention comprises: a measuring part which is in contact with a back neck of a user to measure a neck posture of the user; a mounting part having a mounting groove in which the measuring part is mounted; and a fixing part which is connected to the mounting part and is worn on a neck or a larynx part for the measuring part to stay being in contact with the back neck of the user. The measuring part is rotated in a first direction and a second direction opposite to the first direction around a coupling axis with the mounting part.