- Mar 1 Gabriel Édouard Xavier Dupont, French composer, born in Caen, France (d. 1914)
- Mar 2 Wander J de Haas, Dutch physicist/son-in-law of Lorentz
- Mar 2 William Kissam Vanderbilt II, member of the Vanderbilt family (d. 1944)
- Mar 4 Egbert Van Alstyne, American songwriter and pianist (d. 1951)
- Mar 4 Peter D. Ouspensky, Russian philosopher (d. 1947)
- Mar 7 Boris Kustodiev, Russian painter (d. 1927)
- Mar 10 Karel van de Woestijne, Flemish writer/poet (God at Sea)
- Mar 12 Gemma Galgani, Italian saint
- Mar 12 Joseph Gustav Mraczek, composer
- Mar 14 Carel T Scharten, Dutch poet and writer (Forces of the Future), born in Middelburg, Netherlands (d. 1950)
- Mar 15 Sammy Carter, Australian cricket wicketkeeper (28 Tests, 65 dismissals), born in Northowram, Yorkshire, England (d. 1948)
- Mar 15 Rezā Shāh Pahlavi [Rezā Khan], Shah of Iran (1925-41), born in Alasht, Savad Kooh, Mazandaran, Persia (d. 1944)
- Mar 16 Clemens A Graaf von Galen, cardinal/bishop of Munster/anti-nazi
- Mar 16 Henry B Walthall, American actor (The Birth of a Nation, Klondike), born in Shelby City, Alabama (d. 1936)
- Mar 21 Thurlow Weed Lieurance, composer
- Mar 22 Michel Théato, Luxembourgian athlete (Olympic gold representing France, marathon 1900), born in Luxembourg City, Luxembourg (d. 1923)
- Mar 23 Franz Schrecker, Austrian composer (Der ferne Klang, Der Schatzgräber)
- Mar 24 Top Naeff, [Anthonetta van Rhijn-N-Naeff], Dutch writer
- Mar 25 Theodore Samuel Holland, British composer & pedagogue, born in Wimbledon (d. 1947)
- Mar 27 Miller Huggins, American Baseball Hall of Fame 2nd baseman, manager (NY Yankees WS 1923, 27-28) born in Cincinnati, Ohio (d. 1929)
- Mar 31 Jack Johnson, American boxer (1st African-American world heavyweight champion [1908-15]), born in Galveston, Texas (d. 1946)