Son Gohan (孫 悟飯, Son Gohan? addressed only as Gohan in most English adaptations) is a fictional character from the Dragon Ball universe created by Akira Toriyama as a protagonist for the media franchise, which consists of a series of manga, anime, soundtracks, movies, television specials, video games, and other collectibles. Gohan is introduced as the first son of the primary protagonist, Son Goku, and his wife, Chi Chi, in volume #17 of the original manga, or the premiere episode of its animated adaptation, Dragon Ball Z. Gohan is the first Saiyan/Human hybrid in the series.

Source: Wikipedia