Sultan Kudarat (Hiligaynon: Kapuoran sang Sultan Kudarat; Cebuano: Lalawigan sa Sultan Kudarat; Karay-a: Probinsya kang Sultan Kudarat; Maguindanaoan: Dalapa sa Sultan Kudarat; Filipino: Lalawigan ng Sultan Kudarat) is a province in the Philippines located in the Soccsksargen region in Mindanao. Its capital is Isulan and the commercial center is Tacurong City.

Sultan Kudarat was part of the former empire province of Cotabato, until its creation as an independent province (along with Maguindanao and North Cotabato) on November 22, 1973, through Presidential Decree No. 341 signed by President Ferdinand E. Marcos.

The name Sultan Kudarat given to the province was derived from the Muslim ruler, Sultan Muhammad Dipatuan Kudarat who begun to assert his leadership in the year 1619 and reigned in the Sultanate of Maguindanao from 1625 to 1671. He is considered a national hero, and in his honor the province was named after him.

Sultan Kudarat is situated on the southwestern section of central Mindanao. It is bounded on the north by the provinces of Maguindanao and North Cotabato; on the south by South Cotabato and Sarangani; on the east by Davao del Sur; and on the west by the Moro Gulf and the Celebes Sea. The province's total land area is 5,298.34 square kilometres (2,045.70 sq mi).

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