An array apparatus for dividing a single cell includes: a fluid channel having one or more spaces for separating a single cell included in a fluid; an air valve channel positioned at an upper portion of an entrance and exit of the spaces formed in the fluid channel and controlling a fluid flow in the fluid channel; a pressure channel positioned at upper portions of the spaces formed in the fluid channel and dividing the single cell separated from the spaces; and a cell trapping structure installed in the interior of the spaces formed in the fluid channel and separating a single cell included in the fluid flowing along the fluid channel.