She was soon drafted to the Italian National Team, and would go on the represent her country at four consecutive
European Girls' Team Championships, all with great success. In 2016 and 2018 she led Italy to victory, in 2017 to a runner-up finish, and in 2019 to a third-place showing. All told, she compiled an 11–5–4 record in match play during those four events. At the 2019 event at El Saler Golf Course in Valencia, Spain, she captured medalist honors and shot 12-under 132 over 36 holes, four strokes better than the rest of the field. In 2018, she beat
Virginia Bossi in the final to win the Italian Girls U18 National Championship (Roberta Bertotto Trophy), but lost the final of the Italian Ladies Match Play (Giuseppe Silva Trophy) to
Emilie Alba Paltrinieri. In 2019, Don competed in the inaugural
Augusta National Women's Amateur in April, where she shot 2-over 218 and tied for 12th. She again lost the final of the Italian Ladies Match Play (Giuseppe Silva Trophy) at Castelconturbia Golf Club, this time to
Virginia Bossi. She finished third at the 2019
European Ladies Amateur Championship at Parkstone Golf Club, shooting 6-under 282 and falling one stroke shy of joining
Alice Hewson and
Krista Junkkari in a playoff for the title. She played in the
2020 U.S. Women's Open at
Champions Golf Club by virtue of being amongst the top 20 in Women's
World Amateur Golf Ranking (WAGR). She played the Champions Club's Cypress Creek Course during Thursday's opening round and was briefly tied for second on the leaderboard after a birdie at hole 3. ==College career==