Ernst Josef Albert Weiner (1913 – 17 December 1945) was a German SS

Schutzstaffel

The Schutzstaffel |Sig runes]]) was a major paramilitary organization under Adolf Hitler and the Nazi Party. Built upon the Nazi ideology, the SS under Heinrich Himmler's command was responsible for many of the crimes against humanity during World War II...

 Hauptsturmführer

Hauptsturmführer

Hauptsturmführer was a Nazi rank of the SS which was used between the years of 1934 and 1945. The rank of Hauptsturmführer was a mid-grade company level officer and was the equivalent of a Captain in the German Army and also the equivalent of captain in foreign armies...

 during World War II

World War II

World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...

, most noted for his role in the Sicherheitspolizei

Sicherheitspolizei

The Sicherheitspolizei , often abbreviated as SiPo, was a term used in Nazi Germany to describe the state political and criminal investigation security agencies. It was made up by the combined forces of the Gestapo and the Kripo between 1936 and 1939...

 in Norway during the occupation of Norway by Nazi Germany

Occupation of Norway by Nazi Germany

The occupation of Norway by Nazi Germany started with the German invasion of Norway on April 9, 1940, and ended on May 8, 1945, after the capitulation of German forces in Europe. Throughout this period, Norway was continuously occupied by the Wehrmacht...

.

As a head of the intelligence department Sipo IV N in the Sicherheitspolizei in Oslo

Oslo

Oslo is a municipality, as well as the capital and most populous city in Norway. As a municipality , it was established on 1 January 1838. Founded around 1048 by King Harald III of Norway, the city was largely destroyed by fire in 1624. The city was moved under the reign of Denmark–Norway's King...

, Weiner was involved in the retaliation operation Blumenpflücken

Operation Blumenpflücken

Operation Blumenpflücken was a counter-resistance operation in occupied Norway, planned and carried out by the Gestapo/Sicherheitspolizei in 1944 and early 1945....

, and personally conducted the first four murders; on Einar Hærland

Einar Hærland

Einar Hærland was a Norwegian military officer who was executed during the occupation of Norway by Nazi Germany.He was born in Solum as the son of Ole Hærland and his wife Marie, née Knudsen...

, Sigurd Roll

Sigurd Roll

Sigurd Emil Roll was a Norwegian diplomat and former sprinter who was executed during the occupation of Norway by Nazi Germany.-Early life and family:...

, Gunnar Spangen and Sigrid Hammerø. Arnfinn Moland

Arnfinn Moland

Arnfinn Moland is a Norwegian historian.He was born in Kvinesdal. He finished his secondary education in Flekkefjord in 1970, served in His Majesty the King's Guard from 1973 to 1974, and graduated from the University of Oslo with the cand.philol. degree in 1977. His master's thesis was...

 does not include Hammerø in his book about liquidations.

In 1945, the occupation ended and Weiner was arrested. He was interrogated as a part of the legal purge in Norway after World War II

Legal purge in Norway after World War II

When the occupation of Norway ended in May 1945, several thousand Norwegians and foreign citizens were tried and convicted for various acts that the occupying powers sanctioned...

, but never convicted, as he shot and killed himself and a fellow prisoner on 17 December 1945.