A suture needle for uterine hemostatic compression (1) includes: a suture needle (10) that has a body portion (14) extending linearly in a lengthwise direction (D1), and a puncture portion (15) provided at the tip of the body portion (14) in the lengthwise direction (D1) to pierce a uterus; and a suture (13) that is attached to a base end portion (17) of the suture needle (10) on the side oppositeto the puncture portion (15). The puncture portion (15) is formed into a spherical surface which protrudes toward the tip in the lengthwise direction (D1) and the radius of which at a connection portion with the body portion (14) is substantially equal to the radius of the body portion (14).