- Birth and early life: Lahiri Mahasaya’s birthdate (September 30, 1828) and birthplace (Ghurni, Nadia, West Bengal) are verified by multiple sources, including his biography by Swami Satyeswarananda Giri.
- Family: His father’s name, Gaur Mohan Lahiri, and mother’s name, Muktakeshi Devi, are consistent across sources.
- Education: Lahiri Mahasaya’s traditional education in Sanskrit, Bengali, Urdu, Persian, and English is mentioned in various biographies.
- Career: His work as an accountant in the British East India Company and later in the Accountant General’s Office in Calcutta is documented.