Tiyuzhongxin Subdistrict (simplified Chinese: 体育中心街道; traditional Chinese: 體育中心街道; pinyin: Tǐyùzhōngxīn Jiēdào) is a subdistrict in southern Nankai District, Tianjin, China.

'Sports Center') refers to the Tianjin Olympic Sports Center Park located on the southeast of the subdistrict.

[2] Tiyuzhongxin subdistrict borders Sihua River in its southeast.

Sections of Tianjin–Pukou railway traverses through the south of the subdistrict.

At the time of writing, Tiyuzhongxin Subdistrict has 12 residential communities.