Kane Williamson Family, and he was born on August 8, 1990 in Tauranga, New Zealand. He is the second youngest of five children born to Brett and Sandra Williamson.
His father, Brett, was a sales representative who had played under-17 and club cricket in New Zealand, and his mother, Sandra, had been a representative basketball player. Kane has three elder sisters, Anna, Kylie, and Sophie. All three were accomplished volleyball players, and Anna and Sophie were in New Zealand age group teams. Kane has a twin brother, Logan, who is one minute younger than him. Logan is also a cricketer and has played for the Northern Districts Under-19 team.
In 2015, Kane met Sarah Raheem, a nurse who was born in Bristol, England. The couple have two children together, a daughter named Maggie, born in December 2020, and a son, born in May 2022. Kane and Sarah are not married, but they have been in a long-term relationship and are committed to each other. Kane Williamson are very private about their personal lives and do not share much information about their family on social media. Kane is a very family-oriented person and is close to his parents, siblings, and twin brother. He is also a loving and devoted father to his daughter and son.