LEPROHON, Jean Lukin, Canadian physician, born in Chambly, Lower Canada, 7 April, 1822. His grandfather, Jean P., a lieutenant in the French army, emigrated to Canada in 1758, and settled in Montreal after the conquest. The grandson attended Nicolet college, studied medicine, and was graduated at McGill college in 1843. He then visited Europe, remained abroad till 1845, and on his return began to practise medicine in Montreal. Dr. Leprohon has been attached to the Montreal dispensary as consulting physician since 1854. In 1860 he was appointed, with another physician, to examine the sanitary condition of Montreal, and presented a valuable report. In 1870 he became professor of hygiene in Bishop's college, which chair he filled till within a few years. Dr. Leprohon has been Spanish vice-consul since September, 1871, and has been made a knight of the order of Charles III. of Spain. He is one of the founders of the Woman's hospital of Montreal, has edited "La Lanette Canadienne," lectured on hygiene before L'Institute Canadien, and has done much for sanitary science in the province of Quebec.-His wife, Rosanna Elenora, Canadian author, born in Montreal in 1832; died there, 20 September, 1879. Her maiden name was Mullins, and she was educated at the Convent of Notre Dame, Montreal. At the age of fourteen she became a contributor to the "Laterary Garland" in Montreal, in 1851 she married Dr. Leprohan, and in 1860 became connected with the "Family Herald" there. She also wrote for the" Boston Pilot" and other publications. Among her works, many of which have been translated into French, are "Ida Beresford," "Florence Fitz Harding," "Eva Huntingdon," and "The Manor House of De Villerai." An edition of her poems was published after her death (Montreal, 1881).