Kaylum Boshier (born 9 April 1999 in New Zealand) is a New Zealand rugby union player who has played for in the National Provincial Championship and the in Super Rugby. His playing position is flanker.
He was first named in the Chiefs squad for the 2021 Super Rugby Aotearoa season.
Boshier also plays cricket, and was named as the captain of New Zealand's squad for the 2018 Under-19 Cricket World Cup.