<p>It is intended to provide an absorbent article which has a barrier sheet for insulating the wearer's skin from excretory substances and in which the opening area in the connecting section formed in the barrier sheet is prevented from narrowing. An absorbent article which comprises a barrier sheet (3) which is located in the body side of a chassis and formed in a separable manner from the chassis in the crotch area, and a pair of leakage-blocking cuffs (4) which are located in the body side of the barrier sheet (3) and extend along the front-back direction (Z). The barrier sheet (3) is bonded to the leakage-blocking cuffs (4) via a bonding site (48). The bonding site (48) is located at a free marginal section of the leakage-blocking cuffs (4) separable from the chassis and overlaps an elastic member of the barrier sheet (39).</p>