Display device and tiled display device comprising same

A display device and a tiled display device including the same are provided. The display device includes: a display panel including a base member and a display layer disposed on an upper surface of the base member; a buffer member disposed at an edge of the display panel below the display panel; a lower frame disposed inside the buffer member under the display panel and including a support portion supporting the display panel; and a pad portion disposed on a lower surface of the base member and electrically connected to the display layer, in which a side surface of the buffer member is aligned side by side with a side surface of the display panel. 提供了一种显示装置和包括该显示装置的拼接显示装置。所述显示装置包括：显示面板，包括基体构件和设置在基体构件的上表面上的显示层；缓冲构件，在显示面板下面设置在显示面板的边缘处；下框架，在显示面板下面设置在缓冲构件内部，并且包括支撑显示面板的支撑部；以及垫部，设置在基体构件的下表面上，并且电连接到显示层，其中，缓冲构件的侧表面与显示面板的侧表面并排对齐。