- Apr 4 Maurice de Vlaminck, Fauvist painter (Village in the Snow), born in Paris, France (d. 1958)
- Apr 11 Paul Henry, Northern Irish artist, born in Belfast, Ireland (d. 1958)
- Apr 14 Cecil Chubb, English barrister, gifted Stonehenge to the British nation, born in Shrewton (d. 1934)
- Apr 17 Ian Hay [John Hay Beith], British novelist and playwright (Pip, Carrying On), born in Rusholme, Manchester (d. 1952)
- Apr 19 Hendrik Vladimir Albrecht Ernst, Duke of Mecklenburg-Schwerin, Prince consort of the Netherlands (1901-34), born in Schwerin, Mecklenburg-Schwerin, Germany (d. 1934)
- Apr 23 Arthur Moeller van den Bruck, German historian (The Third Reich), born in Solingen, Westphalia, German Empire (d. 1925)
- Apr 24 Erich Raeder, German naval commander (1928–43), born in Wandsbek, Germany (d. 1960)
- Apr 29 Zewditu, Empress of Ethiopia (1916-30), born in Werreyimenu, Wollo, Ethiopia (d. 1930)
- Apr 30 Orso Mario Corbino, Italian physicist and politician (Minister of Education), born in Augusta, Italy (d. 1937)