[2] The 17-year-old made her international debut at the 2014 World U20 Championships held in Eugene, Oregon, where she finished seventh in the 3000 metres in a personal best time of 9:08.85.

[2] After high school, Hull went to the United States where she studied at University of Oregon, completing a degree in human physiology.

[9] In August 2021, Hull reached the final of the 1500 m event at the postponed Tokyo Olympics, which she achieved by running an Oceanian record time of 3:58.81 to come in fourth place in the semi-final.

[10] In February 2023 at the World Athletics Cross Country Championships, held in Australia, Hull competed in the mixed relay with teammates Oliver Hoare, Stewart McSweyn and Abbey Caldwell.

[12] On 7 July 2024, Hull improved her own Oceanian record in the 1500 metres to 3:50.83 at the Meeting de Paris; this time moved her up to 5th on the all-time top list.

[13][1] Later that month, at the Herculis Meeting in Monaco, Hull competed in the 2000 metres, running 5:19.70 to break the previous world record held by Burundi's Francine Niyonsaba, who ran 5:21.56 in 2021.