It is an object of the present invention to provide an absorbent article having an excellent utilization efficiency of an absorber. The object is attained by an absorbent article including: a leak preventer including a bottom surface part extending in a front-rear direction, and side parts raised to an upper side at both left and right sides of the bottom surface part; an absorber containing super absorbent polymer for absorbing a body fluid placed in an internal space formed by the bottom surface part and the side parts of the leak preventer in at least one layer; and a liquid guide unit placed in a front body part of the internal space, at a position where a flow of discharged urine directly collides with the liquid guide unit, for moving, when urine is discharged, the urine from the position where the urine has collided therewith to other positions.