An inkjet head includes a plurality of nozzles, a plurality of pressure chambers corresponding to the nozzles and connected to the nozzles, a common ink chamber for supplying ink to the pressure chambers, a supply passage for supplying ink to the common ink chamber, a plurality of connection passages corresponding to the respective pressure chambers, one ends of which are connected to the common ink chamber and the other ends of which are connected to the respective pressure chambers, a first member forming the common ink chamber, and a second member connected to the first member and having openings of the connection passages aligned in a surface at a side of the first member. A projection of an opening positioned at a most downstream end in an ink flowing direction from the supply passage in the common ink chamber, on the first member in a connecting direction straddles a contour of the common ink chamber.