An absorbent article (1, 601) comprising a main body (8,608) including a liquid-permeable topsheet (3,603), a liquid-impermeable backsheet, and an absorbent body disposed between the topsheet (3, 603) and the backsheet, wherein the main body (8, 608) has an elongated shape with a predetermined length in a front-rear direction and a predetermined width in a width direction orthogonal to the front-rear direction, the main body (8, 608) having a middle region including a body fluid discharge opening corresponding region (40, 640) that corresponds to a body fluid discharge opening of a wearer when attached, a front end region forward of the middle region, and a rear end region rearward of the middle region, the main body (8,608) having a compressed groove recessed from a topsheet side to a backsheet side, wherein the compressed groove includes: a pair of front-rear direction compressed grooves (10, 610) extending in the front-rear direction; and an end region compressed groove (20, 620) formed in at least one of the front end region and the rear end region, and having a shape including a substantial V-shape projecting toward the body fluid discharge opening corresponding region (40, 640), wherein the front-rear direction compressed grooves (10, 610) each have a portion extended beyond a tip (20s, 620s) of the substantial V-shape of the end region compressed groove (20, 620) in a direction away from the body fluid discharge opening corresponding region (40, 640), and the portions extended beyond the tip (20s, 620s) of the substantial V-shape of the end region compressed groove (20, 620) are formed closer to the front-rear direction centerline toward their end edges. wherein the main body (8, 608) has an elongated shape with a predetermined length in a front-rear direction and a predetermined width in a width direction orthogonal to the front-rear direction, the main body (8, 608) having a middle region including a body fluid discharge opening corresponding region (40, 640) that corresponds to a body fluid discharge opening of a wearer when attached, a front end region forward of the middle region, and a rear end region rearward of the middle region, the main body (8,608) having a compressed groove recessed from a topsheet side to a backsheet side, wherein the compressed groove includes: a pair of front-rear direction compressed grooves (10, 610) extending in the front-rear direction; and an end region compressed groove (20, 620) formed in at least one of the front end region and the rear end region, and having a shape including a substantial V-shape projecting toward the body fluid discharge opening corresponding region (40, 640), a pair of front-rear direction compressed grooves (10, 610) extending in the front-rear direction; and an end region compressed groove (20, 620) formed in at least one of the front end region and the rear end region, and having a shape including a substantial V-shape projecting toward the body fluid discharge opening corresponding region (40, 640), wherein the front-rear direction compressed grooves (10, 610) each have a portion extended beyond a tip (20s, 620s) of the substantial V-shape of the end region compressed groove (20, 620) in a direction away from the body fluid discharge opening corresponding region (40, 640), and the portions extended beyond the tip (20s, 620s) of the substantial V-shape of the end region compressed groove (20, 620) are formed closer to the front-rear direction centerline toward their end edges.