A wheel hub is to be mounted with multiple spokes, and includes a hub body extending about a central axis, and two hub shells connected to the hub body. Each of the hub shells includes a base wall, a surrounding wall and a mounting hole unit. The base wall has a first base portion extending radially and outwardly from the hub body, and a second base portion extending from the first base portion in an axial direction relative to the central axis. The surrounding wall extends radially and outwardly from the second base portion. The mounting hole unit includes multiple first mounting holes formed in the base wall, and multiple second mounting holes formed in the surrounding wall. Each of the first and second mounting holes allows for extension of a spoke.