A crimp terminal comprising: a barrel portion configured to be wound around and crimped to an end portion (W1a) of a covered electric wire having an aluminum core wire at which the aluminum core wire is exposed; and a terminal portion configured to be connected to a connection object, wherein the barrel portion and the terminal portion are arranged in a predetermined axial direction, wherein the barrel portion includes: a bottom plate which extends in the axial direction and on which the end portion (W1a) of the covered electric wire is to be placed; and an inner barrel piece and an outer barrel piece which extend from the bottom plate on both sides in an intersecting direction intersecting with the axial direction in a plan view with respect to the bottom plate, wherein the barrel portion is configured to be wound around the end portion (W1a), during crimping, with the inner barrel piece arranged inside, wherein the crimp terminal includes a seal member formed of an adhesive gel sheet and configured to be provided over a first region (11a-1), a second region (11a-2) and a third region (11a-3), the first region (11a-1) traversing the outer barrel piece in the axial direction, the second region (11a-2) traversing an inner surface of the barrel portion in the intersecting direction at a location closer to the terminal portion than the aluminum core wire, and the third region (11a-3) traversing the inner surface in the intersecting direction so as to intersect with a covered portion of the end portion (W1a), wherein the seal member is configured to seal, after the crimping, a space between the inner barrel piece and the outer barrel piece, an opening of the barrel portion formed tubular located on a side of the terminal portion, and a space between the covered portion and the barrel portion, wherein the inner surface of the barrel portion is provided with a plurality of recesses arranged dispersedly, the recess having a circular shape or an oval shape in a plan view with respect to the inner surface, wherein a protrusion is formed on the bottom plate of the barrel portion at a location where the aluminum core wire at the end portion (W1a) of the covered electric wire is placed. a barrel portion configured to be wound around and crimped to an end portion (W1a) of a covered electric wire having an aluminum core wire at which the aluminum core wire is exposed; and a terminal portion configured to be connected to a connection object, wherein the barrel portion and the terminal portion are arranged in a predetermined axial direction, wherein the barrel portion includes: a bottom plate which extends in the axial direction and on which the end portion (W1a) of the covered electric wire is to be placed; and an inner barrel piece and an outer barrel piece which extend from the bottom plate on both sides in an intersecting direction intersecting with the axial direction in a plan view with respect to the bottom plate, a bottom plate which extends in the axial direction and on which the end portion (W1a) of the covered electric wire is to be placed; and an inner barrel piece and an outer barrel piece which extend from the bottom plate on both sides in an intersecting direction intersecting with the axial direction in a plan view with respect to the bottom plate, wherein the barrel portion is configured to be wound around the end portion (W1a), during crimping, with the inner barrel piece arranged inside, wherein the crimp terminal includes a seal member formed of an adhesive gel sheet and configured to be provided over a first region (11a-1), a second region (11a-2) and a third region (11a-3), the first region (11a-1) traversing the outer barrel piece in the axial direction, the second region (11a-2) traversing an inner surface of the barrel portion in the intersecting direction at a location closer to the terminal portion than the aluminum core wire, and the third region (11a-3) traversing the inner surface in the intersecting direction so as to intersect with a covered portion of the end portion (W1a), wherein the seal member is configured to seal, after the crimping, a space between the inner barrel piece and the outer barrel piece, an opening of the barrel portion formed tubular located on a side of the terminal portion, and a space between the covered portion and the barrel portion, wherein the inner surface of the barrel portion is provided with a plurality of recesses arranged dispersedly, the recess having a circular shape or an oval shape in a plan view with respect to the inner surface, wherein a protrusion is formed on the bottom plate of the barrel portion at a location where the aluminum core wire at the end portion (W1a) of the covered electric wire is placed.