The present invention discloses a portable folding tattoo chair comprising a left part (100) and a right part (200), the left part (100) of the chair comprising a left cushion (101), a left fixing plate (102), a left fixing frame (103) and a left footing support (104); the right part (200) of the chair comprising a right cushion (201), a right fixing plate (202), a right fixing frame (203) and a right footing support (204); the left part (100) and the right part (200) of the chair being rotatable so as to be folded together, the left footing support (104) and the right footing support (204) being rotatable to be folded up. The tattoo chair in unfolding states may provide various auxiliary modes for different tattoo positions. The chair can also be folded after use to save space and transportation cost. The chair can be used as a pushcart to add functionality.