The 3rd Guards Brigade (), also known by their nickname Kune (lit. "Martens"), was a Croatian Ground Army (HV) brigade formed on 29 April 1991 in Vinkovci. The brigade participated in a number of engagements during the War of Independence (1991–1995) and primarily operated in the eastern Croatian region of Slavonia. Initially the brigade was referred to as the 3rd "A" Brigade of the Croatian National Guard. Its initial roster included four battalions, stationed in Osijek, Vinkovci, Slavonski Brod and Vukovar.