Williamson's decision marks the end of an era for a New Zealand team which made the semi-finals of the previous three T20 World Cups and the 2021 final but ultimately missed out on a maiden white-ball title.
Puketapu-Lyndon, who is also chair of the New Zealand Olympic Committee and was chief financial officer on two America's Cup campaigns, will step up from her role as deputy chair.
Williamson's decision marks the end of an era for a New Zealand team which made the semi-finals of the previous three T20 World Cups and the 2021 final but ultimately missed out on a maiden white-ball title.
Puketapu-Lyndon, who is also chair of the New Zealand Olympic Committee and was chief financial officer on two America's Cup campaigns, will step up from her role as deputy chair.