[3] Her rink of Laura Hickey, Karen Sagle and Hilary McDermott from the Kitchener-Waterloo Granite Club would then go on to represent Ontario at the 2007 Canadian Junior Curling Championships.

Duncan took two seasons off from competitive curling, returning in 2016, skipping a rink of Chantal Allan, Cheryl Kreviazuk and Karen Sagle.

Duncan started the 2019–20 season with a quarterfinal finish at the 2019 Cameron's Brewing Oakville Fall Classic despite qualifying for the playoffs as the number one seed.

Also that season, her team qualified for the 2020 Ontario Scotties Tournament of Hearts and made it to the final where they lost to Rachel Homan.

They reached the final of the Stu Sells Oakville Tankard, losing to Team Jennifer Jones in an extra end.

[6] Duncan, with new teammates Megan Balsdon, Rachelle Strybosch and Tess Bobbie began the 2021–22 season with a semifinal finish at the 2021 Oakville Labour Day Classic where they lost to event winners Team Tracy Fleury.

[7] In their next event, the team won the Stu Sells Oakville Tankard, defeating the Kerry Galusha rink in the final.

[9] They responded with their second event title of the season at the Stu Sells Toronto Tankard where they defeated Team Shannon Jay in the final.

They then played in the 2022 Tour Challenge where they finished the group round with a 2–2 record, before losing in a tiebreaker game to Isabella Wranå.