Abstract: A multi-posture bedside writing pen includes a pen shell, a pen tip holder, a fiber rod and a fiber ink storage tube. The fiber ink storage tube is connected with the pen shell and located in the pen shell. The pen tip holder is connected with one end of the pen shell. The pen tip holder is axially provided with a through hole. The fiber rod is inserted into the through hole, one end of the fiber rod is exposed outside the pen tip holder, and an other end of the fiber rod is inserted into the fiber ink storage tube. A first gap is provided between the pen tip holder and the fiber ink storage tube.