HAZARA SINGH, GIANI (1828-1908), scholar and educator, was born in Amritsar in 1828. He also used to inscribe his name as Bhai Hazara Singh Giani as well as Hazur Hari. His father, Bhai Savan Singh, was employed in the Golden Temple as a store keeper. The family had migrated from Harappa, now in Pakistan, to settle in Amritsar.
TEJA SINGH, PROFESSOR (1894-1958), teacher, scholar and translator of the Sikh sacred texts, was born Tej Ram on 2 June 1894 at the village of Adiala in Rawalpindi district, now in Pakistan. His father`s name was Bhalakar Singh. At the age of three, Tej Ram was sent to the village gurdwara to learn to read and write Gurmukhi and later to the mosque to learn Urdu and Persian. While still a small boy, he received initiatory rites at the hands of Baba Sir Khem Singh Bedi and was converted to Sikhism with the name of Teja Singh.
BHAGVANT SINGH HARIJI, BHAI (1892-1968), a lover of game, horticulturist and scholar, was born on 15 February 1892 to the erudition of his celebrated father, Bhai Kahn Singh, of Nabha, the creator of the immortal Gurushabad Ratnakar Mahan Kosh. Unobtrusively, and in his characteristically gentle and self abnegating manner, Bhagvant Singh carried the family learning into the second generation. His home provided the best education then available to a young man, though he did attend formally the Khalsa College at Amritsar, then the premier educational institution of the Sikhs.
MOHAN SINGH VAID, BHAI. (1881-1936), apothecary, writer, collector of books and social reformer, was born at Tarn Taran on Phagun sudil, 1937 Bk/7 March 1881, the youngest of the four sons of Bhai Jaimal Singh (1843-1919), who too was a void (practitioner of Ayurveda or Indian system of medicine) of long standing. Mohan Singh had no regular schooling after his preliminary education in the Gurmukhi Vidyala at Tarn Taran. He, however, studied books on Sikh religion and history at home and learnt Ayurveda from his father and, later, from Sant Ishar Singh and Pandit Jai Dial.