[9][10] In her international debut competing for Canada, Sutherland was assigned to the 2021 World Athletics U20 Championships in Nairobi.

[13] In June, she won the 400 metres hurdles at the NCAA Outdoors Championships in Austin, Texas, running 54.45 to upset favourite Britton Wilson.

[14] Following her successful NCAA season, Sutherland was selected for the Canadian delegation for the 2023 World Athletics Championships in Budapest, her debut at the international senior level.

[15] At the start of the 2024 global outdoor athletics calendar, Sutherland ran what was briefly a world-leading time of 54.86 seconds in the women’s 400 metres hurdles at a meet in Gainesville, Florida in early April.

[18] In the preliminaries of the NCAA Outdoor Championships, Sutherland won her qualifying heat in a time of 54.04, breaking Sage Watson's Canadian 400 m hurdles record of 54.32 from 2019.

"[21] She was then invited to join the Canadian team for the women's 4 × 400 metres relay for the first time, helping them place sixth in the event final.