Major General Dan Jonny Mattias Lindfors (born 25 February 1975) is a Swedish Army officer.

[6] Lindfors served in the Training & Procurement Staff at the Swedish Armed Forces Headquarters in Stockholm and in the role was responsible for the planning of the war units' organization and growth until 1 October 2016 when he, as a lieutenant colonel, took up the post as commander of the Kings Guards Battalion (Livbataljonen) in the Life Guards.

[12] As Assistant Chief of Armed Forces Training & Procurement, his task was to distribute both resources and assignments to military branches and units.

[13] Lindfors succeeded Major General Karl Engelbrektson as Chief of Army on 18 June 2023.

[14] 48 years old when he took office, he is the youngest person to hold the post of army chief in Sweden.