A shoe upper that suppresses a partial stretch of an upper main body with a means different from an inlay knitting yarn is provided. A shoe upper (100) including an upper main body (1) configured by a sole cover (2) and an instep cover (3) is provided, the shoe upper including a right side additional knitted fabric (4R) connected to a part of an edge portion (5e) of the shoe opening (5) in the instep cover (3) by knitting, which part is on a right side of a center line dividing the shoe opening (5) to right and left, and a left side additional knitted fabric (4L) connected to a part of the edge portion (5e) on a left side of the center line by knitting. The sole cover (2) and the instep cover (3) are integrally knitted in a seamless manner, and at least one part of the right side additional knitted fabric (4R) and at least one part of the left side additional knitted fabric (4L) are fixed to the upper main body (1), and the partial stretch of the upper main body (1) is suppressed by such additional knitted fabrics (4R, 4L).