In order to that there is no region in which an ink pools, a particle made from the ink is hardly generated, and high reliability is archived, an ink jet recording head comprising a substrate; a resin body, which defines an ink discharge section, formed on the substrate; and a heating resistor provided on the substrate, an ink chamber being formed between the heating resistor and the ink discharge section, resin parts being positioned in the resin body along the ink chamber, a material of the resin part being the same as that of the resin body, is provided.