Muhammad ibn Rustam Dushmanziyar (Persian: ابوجعفر دشمنزیار) also known by his laqab as Ala al-Dawla Muhammad (Persian: علاء الدوله محمد) was a Iranian military commander who founded the short-lived but important independent Kakuyid dynasty in Jibal. He was nicknamed Pesar-e Kaku or Ibn Kaku which means maternal uncle in the Deylami language and is related to the Persian word kaka.
