Joachim Holmboe Rønneberg, DSO (30 August 1919 – 21 October 2018) was a Norwegian Army officer and broadcaster. He was known for his resistance work during World War II. He commanded Operation Gunnerside.
Rønneberg reported for national service in 1938, being told to report for duty with the surveying department in 1940.
Rønneberg died on 21 October 2018 at the age of 99.