The Kiwis named their 15-player squad for the ninth edition of the 20-over showcase on Monday, with the Black Caps opting for an experienced squad that includes Williamson and fast bowling duo Tim Southee and Trent Boult.
It will be the sixth appearance for Williamson at a T20 World Cup and fourth as skipper, with Southee set for his seventh appearance at the tournament and Boult his fifth as the Kiwis seek a first title in the shortest international format of the game.
New Zealand Squad: Kane Williamson (C), Finn Allen, Trent Boult, Michael Bracewell, Mark Chapman, Devon Conway, Lockie Ferguson, Matt Henry, Daryl Mitchell, Jimmy Neesham, Glenn Phillips, Rachin Ravindra, Mitchell Santner, Ish Sodhi, Tim Southee. Travelling Reserve: Ben Sears