An ink jet recording head includes a plurality of ink jet head substrates each including ejection outlets for ejecting ink and energy generating elements for generating energy for ejecting the ink; a supporting substrate for supporting the plurality of ink jet head substrates; an ink accommodating portion for accommodating the ink; and a filter provided at a communicating portion between the plurality of ink jet head substrates and the ink accommodating portion so as to be inclined with respect to gravitational direction. At a highest position of the filter with respect to gravitational direction, a suction opening through which the ink in the plurality of ink jet head substrates is capable of being sucked is provided.