Eliza McCartney (born 11 December 1996) is a New Zealand track and field athlete who competes in the pole vault and won the bronze medal in this event at the 2016 Summer Olympics. She is the current New Zealand and Oceania record holder at , and is the outdoor world junior record holder at (her absolute junior record has since been passed indoors). She also won the silver medal at the Summer Universiade in 2015. In 2018, she placed second at the Commonwealth Games.