Joseph E. Duncan III’s Death – Cause and Date

Born (Birthday)

February 25, 1963

Death Date

March 28, 2021

Age of Death

58 years

Cause of Death




The criminal Joseph E. Duncan III died at the age of 58. Here is all you want to know, and more!

Biography - A Short Wiki

Serial killer sentenced to death for murdering four members of the Groene family, and 1-3 others.

He did not marry before his conviction.

How did Joseph E. Duncan III die?

Joseph Edward Duncan died at the medical center near United States Penitentiary, Terre Haute, where he was on death row, according to a statement from prosecutors in Riverside County, California.