His paternal grandfather, Bomes, left Yazd with his son Jijibhoy to settle in India in the mid-nineteenth century.
In 1901, he received a bachelor's degree in English and Persian literature at the University of Mumbai’s Elphinstone College.
The following year, he was appointed as a teaching fellow in Persian at St. Xavier's College in Mumbai; however, soon he abandoned his academic career.
Dinshah's efforts to improve the conditions for that community were recognized in 1932 when he - along with fellow Indian Rabindranath Tagore - was invited to Iran as a special guest of the then Shahanshah Reza Shah Pahlavi.
[2] He was the father of Indian-American philosopher and academic Kaikhosrov D. Irani who was very active in the Zoroastrian community in New York City.