Gunnar is a male first name of Nordic origin (Gunnarr in Old Norse) The name Gunnar means fighter, soldier and attacker, but mostly is referred to by the Viking saying which mean Brave and Bold warrior (gunnr "war" and arr "warrior"). Gunder is a Danish variant, Günther is the modern German variant. Some people with the name Gunnar include:
- Gunnar Andersson, Swedish football player
- Gunnar Asplund, Swedish architect
- Gunnar Berg (composer)
- Gunnar Berg (Scouting)
- Gunnar Berg (painter)
- Gunnar Berg (politician)
- Gunnar Berge, Norwegian politician
- Gunnar Björnstrand, Swedish actor
- Gunnar Ekelöf, Swedish poet
- Gunnar Fant, Swedish pioneer of speech synthesis
- Gunnar Emil Garfors (1900–1979), Norwegian poet
- Gunnar Gren, Swedish football player
- Gunnar Hámundarson, 10th century Icelandic chieftain
- Gunnar Hansen, Icelandic actor
- Gunnar Jarring, Swedish diplomat
- Gunnar Johansson (footballer)
- Gunnar Johansson (psychophysicist)
- Gunnar Knudsen, Norwegian politician
- Gunnar Myrdal, Swedish economist
- Gunnar Nelson, American musician
- Gunnar Nielsen (athlete), Danish athlete
- Gunnar Nielsen (footballer), Faroese footballer
- Gunnar Nilsson, Swedish racing driver
- Gunnar Nordahl, Swedish football player
- Gunnar Persson, Swedish cartoonist
- Gunnar Thoresen (footballer), Norwegian football player
- A variant name for Gunther, king of the Burgundians
A business with the name Gunnar:
- Gunnar Optiks, an eyewear company