- Mar 3 Alfred Bruneau, French cellist, and composer, chiefly of opera (Le Rêve; Messidor), born in Paris, France (d. 1934)
George Dayton (1857-1938)
Mar 6 American businessman (founder of Target Corporation), born in Clifton Springs, New York
- Mar 7 Julius Wagner-Jauregg, Austrian psychiatrist (1st psychiatrist to win Nobel Prize for Physiology or Medicine 1927 for malaria inoculation for dementia paralytica), born in Wels, Austria (d. 1940)
- Mar 8 Ruggero Leoncavallo, Italian composer (I pagliacci/Zaza), born in Naples, Italy (d. 1919)
- Mar 16 Charles Harding Firth, British historian, born in Ecclesall, Sheffield, England (d. 1936)
- Mar 22 Arnold Sauwen, Belgium poet (Along the Meuse), born in Stokkem, Belgium (d. 1938)
- Mar 22 Paul Doumer, French politician (Governor-General of French Indochina 1897-1902, 13th President of France 1931-32), born in Aurillac, France (d. 1932)
- Mar 23 Fannie Farmer, American culinary pioneer who revolutionised modern cooking through the introduction of precise measurements (Boston Cooking-School Cook Book), born in Boston, Massachusetts (d. 1915)
- Mar 27 Karl Pearson, British statistician (leading founder of the modern field of statistics), born in London (d. 1936)
- Mar 30 Leon Charles Thevenin, French telegraph engineer (d. 1926)