An intraocular lens including: an optical part formed of a bendably deformable soft material; and a support part integrally provided to the optical part, the support part extending from the optical part toward an outer circumference side while inclining in a circumference direction, wherein: an outer circumference side edge part of the support part has an outer circumference base end part which is the base part of the support part, the outer circumference base end part having a curved concave shape which is concave with respect to the outer circumference side, and the outer circumference side edge part of the support part that ranges from the outer circumference base end part to a tip part of the support part has a curved line of a curved convex shape which is convex with respect to the outer circumference side, the curved line having a radius of curvature of 5.25 to 7.50 mm, and the outer circumference side edge part of the support part being constituted so that there is a smooth connection of the curved concave shape part and the curved convex shape part; an inner circumference side edge part of the support part has a curved concave shape at a base part thereof, and with an orthogonal coordinate system for which a geometric center of the optical part is an origin point, a straight line that passes through the origin point and a vertex of the base part of the inner circumference side edge part of the support part is an X axis, and an orthogonal line to the X axis which passes through the origin point is a Y axis, in a region where a Y coordinate value is 1.0 mm or greater, the inner circumference side edge part of the support part is positioned between a curved line corresponding to the curved line of the outer circumference side edge part of the support part offset by 0.2 mm toward the origin point of the X axis and a curved line corresponding to the curved line of the outer circumference side edge part offset by 1.0 mm toward the origin point; and with the orthogonal coordinate system, a tip part of the support part is positioned in a region where the Y coordinate value is greater than a radius value of the optical part and outside a circumference of 5.0 mm in radius having the origin point as a center; and a width dimension in an X axis direction of the support part at a position where the Y coordinate value is the radius value of the optical part is larger than a width dimension in the X axis direction of the support part at a position where the Y coordinate value is 1.0 mm, and a width dimension in the X axis direction of the support part gradually increases in a direction from a base part of the support part towards the tip part. an outer circumference side edge part of the support part has an outer circumference base end part which is the base part of the support part, the outer circumference base end part having a curved concave shape which is concave with respect to the outer circumference side, and the outer circumference side edge part of the support part that ranges from the outer circumference base end part to a tip part of the support part has a curved line of a curved convex shape which is convex with respect to the outer circumference side, the curved line having a radius of curvature of 5.25 to 7.50 mm, and the outer circumference side edge part of the support part being constituted so that there is a smooth connection of the curved concave shape part and the curved convex shape part; an inner circumference side edge part of the support part has a curved concave shape at a base part thereof, and with an orthogonal coordinate system for which a geometric center of the optical part is an origin point, a straight line that passes through the origin point and a vertex of the base part of the inner circumference side edge part of the support part is an X axis, and an orthogonal line to the X axis which passes through the origin point is a Y axis, in a region where a Y coordinate value is 1.0 mm or greater, the inner circumference side edge part of the support part is positioned between a curved line corresponding to the curved line of the outer circumference side edge part of the support part offset by 0.2 mm toward the origin point of the X axis and a curved line corresponding to the curved line of the outer circumference side edge part offset by 1.0 mm toward the origin point; and with the orthogonal coordinate system, a tip part of the support part is positioned in a region where the Y coordinate value is greater than a radius value of the optical part and outside a circumference of 5.0 mm in radius having the origin point as a center; and a width dimension in an X axis direction of the support part at a position where the Y coordinate value is the radius value of the optical part is larger than a width dimension in the X axis direction of the support part at a position where the Y coordinate value is 1.0 mm, and a width dimension in the X axis direction of the support part gradually increases in a direction from a base part of the support part towards the tip part.