Nikola VI Zrinski

– 24 March 1625 in Čakovec), was a Croatian count, a member of the Zrinski noble family.

Living mostly in his large Međimurje estate, the northernmost part of Croatia, with the strongly fortified Čakovec Castle, he held since 1608 the title of Captain general of Transdanubia, a region in Hungary, and fought the invasive Turkish forces.

Nikola VI Zrinski possessed the following estates: Međimurje in the north, then Vrbovec, Rakovec, Lonjica and Božjakovina in Prigorje, Medvedgrad, Šestine, Lukavec and Brezovica at Zagreb, Ozalj, Ribnik, Dubovac and some other estates near Karlovac, Brod na Kupi, Čabar, Gerovo and several smaller manors in Gorski kotar, as well as Bakar, Grobnik, Hreljin, Grižane, Kraljevica and other properties on the Adriatic coast and its hinterland.

[1] Since there were no children in his marriage with Anna, his brother Juraj V succeeded him when he died in 1625.

Less than two years later, after Juraj's sudden death, Juraj sons and Nikola VI's nephews Nikola VII and Petar IV, both future distinguished Croatian Bans, became his successors.