Billy Vaughn

American singer, multi-instrumentalist, orchestra leader, and a&r man for dot records (1919-1991).

Born April 12th, 1919 in Glasgow.

Died September 26th, 1991 at 72 years old in Escondido (peritoneal carcinoma, peritoneal mesothelioma).

Elihu Thomson

American inventor (1853–1937).

Born March 29th, 1853 in Manchester.

Died March 13th, 1937 at 83 years old in Swampscott.

Oh Se-hun

South korean rapper, singer-songwriter, dancer, model and actor.

Born April 12th, 1994 (age 32 years) in Seoul.

Kaveh Rezaei

Iranian footballer.

Born April 5th, 1992 (age 34 years) in Eslamabad-e Gharb.

Jose Advincula

Filipino roman catholic archbishop and cardinal.

Born March 30th, 1952 (age 74 years) in Dumalag.

Nikolai Golitsyn

Russian noble (1850-1925).

Born April 12th, 1850 in Moscow Governorate.

Died July 2nd, 1925 at 75 years old in Saint Petersburg.

Yimmi Chará

Colombian footballer.

Born April 2nd, 1991 (age 35 years) in Cali.

Sigurður Ingi Jóhannsson

Prime minister of iceland from 2016 to 2017.

Born April 20th, 1962 (age 64 years) in Selfoss.

Gaetano Mosca

Italian political scientist and journalist (1858–1941).

Born April 1st, 1858 in Palermo.

Died November 8th, 1941 at 83 years old in Rome.

Cem Karaca

Turkish singer-songwriter (1945–2004).

Born April 5th, 1945 in Bakırköy. ^[ref]

Died February 8th, 2004 at 58 years old in Istanbul (myocardial infarction). ^[ref]