A liquid ejection head including: a channel member including: a ejection openings; a liquid channel communicated with the ejection openings; and a liquid-supply opening for supplying liquid to the liquid channel; an ejection-energy applying portion configured to apply an ejection energy to the liquid in the liquid channel; an electronic part connected to the ejection-energy applying portion; a cover member defining an accommodating space with the channel member, the accommodating space accommodating the electronic part and at least a part of a liquid-supply pipe connected to the liquid-supply opening; and a liquid absorbing member disposed in the accommodating space so as to cover at least a part of a surface of the liquid-supply pipe; wherein the cover member has a through hole formed therein for communicating the accommodating space with an outside of the cover member; and wherein a part of the liquid absorbing member is exposed to the outside of the cover member from an entirety the through hole.