A liquid ejection head (11, 211, 311, 411) comprising: a plurality of sets of a first row, a second row, and a flow path in communication with the first row and the second row, each of the plurality of sets being provided for each respective one of a plurality of kinds of liquids different from one another; wherein: the first row comprises a plurality of first pressure chambers arrayed in line in an array direction; the second row comprises a plurality of second pressure chambers arrayed in line in the array direction, the second row being positioned beside the first row in a widthwise direction perpendicular to the array direction; and the flow path is in communication with the plurality of first pressure chambers and the plurality of second pressure chambers, the flow path comprising: a plurality of first communication passages each in communication with each of the first pressure chambers at a position close to the second row in the widthwise direction; a plurality of second communication passages each in communication with each of the first pressure chambers at a position away from the second row in the widthwise direction; a plurality of third communication passages each in communication with each of the second pressure chambers at a position close to the first row in the widthwise direction; a plurality of fourth communication passages each in communication with each of the second pressure chambers at a position away from the first row in the widthwise direction; a first manifold in communication with the plurality of first pressure chambers through the plurality of second communication passages; a second manifold in communication with the plurality of second pressure chambers through the plurality of fourth communication passages; and a common manifold positioned between the first manifold and the second manifold in the widthwise direction, the common manifold being in communication with the plurality of first pressure chambers through the plurality of first communication passages and in communication with the plurality of second pressure chambers through the plurality of third communication passages. the first row comprises a plurality of first pressure chambers arrayed in line in an array direction; the second row comprises a plurality of second pressure chambers arrayed in line in the array direction, the second row being positioned beside the first row in a widthwise direction perpendicular to the array direction; and the flow path is in communication with the plurality of first pressure chambers and the plurality of second pressure chambers, the flow path comprising: a plurality of first communication passages each in communication with each of the first pressure chambers at a position close to the second row in the widthwise direction; a plurality of second communication passages each in communication with each of the first pressure chambers at a position away from the second row in the widthwise direction; a plurality of third communication passages each in communication with each of the second pressure chambers at a position close to the first row in the widthwise direction; a plurality of fourth communication passages each in communication with each of the second pressure chambers at a position away from the first row in the widthwise direction; a first manifold in communication with the plurality of first pressure chambers through the plurality of second communication passages; a second manifold in communication with the plurality of second pressure chambers through the plurality of fourth communication passages; and a common manifold positioned between the first manifold and the second manifold in the widthwise direction, the common manifold being in communication with the plurality of first pressure chambers through the plurality of first communication passages and in communication with the plurality of second pressure chambers through the plurality of third communication passages. a plurality of first communication passages each in communication with each of the first pressure chambers at a position close to the second row in the widthwise direction; a plurality of second communication passages each in communication with each of the first pressure chambers at a position away from the second row in the widthwise direction; a plurality of third communication passages each in communication with each of the second pressure chambers at a position close to the first row in the widthwise direction; a plurality of fourth communication passages each in communication with each of the second pressure chambers at a position away from the first row in the widthwise direction; a first manifold in communication with the plurality of first pressure chambers through the plurality of second communication passages; a second manifold in communication with the plurality of second pressure chambers through the plurality of fourth communication passages; and a common manifold positioned between the first manifold and the second manifold in the widthwise direction, the common manifold being in communication with the plurality of first pressure chambers through the plurality of first communication passages and in communication with the plurality of second pressure chambers through the plurality of third communication passages.