Mirza Mohammad Nasir-al-Hosseini (b. November 1854 – d. 23 October 1920; Persian: میرزا محمد نصیرالحسینی), better known by his pen name Forsat-od-Dowleh (فرصت‌الدوله), and more commonly Forsat-e Shirazi (فرصت شیرازی), was a poet, scholar, and artist during the Qajar era.

He started his education when he was six years old, and by the time he reached the age of eleven, he excelled in Persian and was proficient in Arabic as well as the "elementary sciences".

[1] Forsat-od-Dowleh died in 1920 at his home in Shiraz of a chronic illness his stomach and kidney function.

Forsat od-Dowleh was among the first contemporary Iranian scholars with serious interest in the language and history of ancient Iran.

He learned the basics of cuneiform script from two Europeans at Shiraz and continued his linguistic study with the German linguist Oscar Mann and eventually wrote the Naḥw-o ṣarf-e khaṭṭ-e Āryā (نحو و صرف خط آریا) on the Old Persian cuneiform.