Major General Dennis Peder Dag Ohlsson (born 10 March 1962) is a retired officer in the Swedish Amphibious Corps.

[1] Ohlsson did his military service in Vaxholm Coastal Artillery Regiment in Vaxholm and served after the basic training as an instructor in the summer of 1982 at the then Coastal Ranger School (Kustjägarskolan) at the regiment, a service that provided a few months of opportunity for instructor experience before the officer training began in Gothenburg.

After being promoted to lieutenant colonel, he was battalion commander in the 1st Marine Regiment from 2006 to 2007 and commander of the Swedish contingent TD01, part of the European Union Military Operation in Chad and the Central African Republic (EUFOR Tchad/RCA) in Chad and the Central African Republic during 2008.

[3] In 2011, Ohlsson served as a military adviser to the SRSG in the United Nations Assistance Mission in Afghanistan (UNAMA) located at UN Headquarters in Kabul.

[18] On 10 May 2014, Ohlsson succeeded brigadier general Ola Truedsson as chairman of Vapenbröderna, a friendship association of Vaxholm Coastal Artillery Regiment.