[4] Lavery made his Australian representative debut as stroke of the coxless four at the 2019 U23 World Rowing Championships in Sarasota, Florida.

[5] In March 2022 Lavery was selected in the Australian team for the 2022 international season and the 2022 World Rowing Championships.

[6] He stroked the Australian men's eight to silver medal placings at each of the World Rowing Cups in June and July.

[5] The eight won through their repechage to make the A final where they raced to a third place and a World Championship bronze medal.

[5] In March 2023 Lavery was again selected in the Australian senior men's sweep-oar squad for the 2023 international season.