2024–2025: French Open third round, WTA 500 semifinal, French No. 2
Jacquemot received a wildcard for the 2024 French Open and also returned to the top 150 on 20 May 2024.[15] She lost in the first round to Ana Bogdan.[16]
She made her Wimbledon debut as a lucky loser in July 2024, although again suffered a defeat in the first round, this time to Sloane Stephens.[17]
Jacquemot reached the semifinals at the 2024 Open de Limoges with wins over Anastasia Tikhonova,[18] eighth seed Anastasia Zakharova[19] and lucky loser Manon Léonard.[20] She lost in the last four to Céline Naef.[21] At the same tournament, she won her first WTA 125 doubles title, partnering Margaux Rouvroy, to defeat Erika Andreeva and Séléna Janicijevic in the final.[22]
Once more entering as a wildcard at the 2025 French Open, Jacquemot defeated Maria Sakkari[23] and Alycia Parks[24] to reach the third round, where she lost to fellow wildcard and eventual semifinalist Loïs Boisson.[25]
At the 2025 Wimbledon Championships, she recorded her first grass court major win, defeating 27th seed Magda Linette,[26] before losing to Belinda Bencic in the second round.[27]
Back on clay courts later in July 2025, Jacquemot was runner-up at the WTA 125 event in Contrexéville, losing to Francesca Jones in the final.[28] As a result she made her top 100 debut in the WTA singles rankings on 14 July 2025, the 17th player to accomplish the feat in the season.[29]
In August 2025, she qualified for the main-draw at Tennis in the Land, going on to reach the quarterfinals with wins over Zhu Lin[30] and Solana Sierra.[31] Jacquemot lost in the last eight to Ann Li.[31] At the 2025 US Open, Jacquemot defeated Marie Bouzková,[32] before losing to 31st seed Leylah Fernandez in the second round.[33]
Following reaching her first WTA 500 semifinal at the 2025 Guadalajara Open Akron, defeating two seeds in a row en route, top seed Elise Mertens and sixth seed Tatjana Maria, Jacquemot moved to a new career-high singles ranking of world No. 62 on 15 September 2025 and became the French No. 2 player.[34][35]
Seeded second, Jacquemot made it through to the final at the 2025 WTA 125 Open de Limoges in December, but lost to Anhelina Kalinina in three sets.[36] Teaming up with Jessika Ponchet, she also reached the doubles final at the same tournament, losing to top seeds Cristina Bucșa and Zhang Shuai.[37]