Tahir Muhammad Thattvi

{{Short description|Sindhi Muslim poet and historian}}

Mir Tahir Muhammad Ibn Hassan Sabzavari Tattavi was a Sindhi Muslim poet and historian during the rule of the Mughal Empire, who composed poetry under the pen-name Nisyani. His family emigrated to Thatta, Sindh from Iran. His original ancestral surname was Sabzavari. His father was a Sawar and the Mughal governor of Eastern Sindh and later Gujarat during the reign of Mughal Emperor Akbar.{{cite web|url=http://persian.packhum.org/persian/main?url=pf%3Ffile%3D90001011%26ct%3D86 |title=PHI Persian Literature in Translation |publisher=Persian.packhum.org |date= |accessdate=2010-06-03}}

Including his talents as a poet, Tahir was also a historian he wrote the Garden of the Immaculate (Rawzat al-tahirin) completed (1014.AH/1606.AD) a large 36 chapter history of Sindh and the Muslim World), under the patronage of Mirza Ghazi Beg (r.1599-1609.AD/1008-1018.AH).