1887 was a free year.
June 23 - Banff National Park is established, the first national park in Canada.
July 13 - Official meteorological measurements and observations at the Provisional Observatory begin in Belgrade.
January 1 - Wilhelm Canaris, German Admiral and Intelligence Officer
January 24 - Zanka Stokic, Serbian actress. († 1947)
January 26 - Francois Fabe, Luxembourg cyclist. († 1915).
April 30 - Alfonso Calcolari, Italian cyclist. († 1983)
July 18 - Vidkun Quisling, Norwegian politician
August 12 - Erwin Schrödinger, Austrian physicist. († 1961)
August 26 - George P. Karadjordjevic, Prince of Yugoslavia. († 1972)
September 13 - Ladislav Ružička, Swiss chemist. († 1976)
October 24 - Octave Lapiz, French cyclist. († 1917).
November 23 - Henry Mosley, English physicist. († 1915)
November 24 - Erich von Manstein, German Field Marshal
December 13 - György Poja, Hungarian mathematician. († 1985)
June 24 - Filippo Filippi, Italian music critic. (* 1830)
July 14 - Alfred Krupp, German industrialist and arms manufacturer.
November 2 - Alfred Domet, English poet, New Zealand politician (* 1811)
List of years
List of decades
List of centuries