A display apparatus includes a display panel including a plurality of scan lines and a plurality of pixels connected to the plurality of scan lines, and a scan driving unit to supply a scan signal to each of the plurality of pixels via the plurality of scan lines, the scan driving unit including a scan signal generation unit to generate the scan signal supplied to each of the plurality of scan lines, and a plurality of buffers respectively corresponding to the plurality of scan lines, each one of the plurality of buffers outputting a scan signal to a corresponding one of the plurality of scan lines, wherein each of the plurality of buffers includes a transistor having a size corresponding to a load of a circuit connected to an output end of a corresponding buffer.