Marie Bouzková, to qualify for the main draw at the French Open on her first attempt. Despite losing in the first round to 23rd seed Donna Vekić, she reached a new career-high ranking of world No. 153, on 10 June 2019 after the tournament. Reaching her second WTA Tour main draw at the rain-plagued Nottingham Open, Samsonova continued her good run of form before falling to former top-15 player Yanina Wickmayer in the final round of qualifying at the Wimbledon Championships, on her debut. Samsonova received her first direct entry into a WTA Tour main draw at the Ladies Open Lausanne, but lost to lucky loser Han Xinyun in the second round. In the following week, despite losing to Amandine Hesse in the final qualifying round of the Palermo Ladies Open, she received an entry into the main draw by virtue of an emptied lucky-loser spot. There, she stunned fourth seed and 56th-ranked Tamara Zidanšek, in straight sets, before hitting 41 winners to beat Lausanne champion Fiona Ferro in the quarterfinals to make her first WTA semifinal. However, she ran out of steam as she was defeated by eventual champion Jil Teichmann, in straight sets. Choosing not to defend her title in Saint-Malo, her ranking dipped from 131 to 163 in September, but qualifying for the main draw at the Tashkent Open allowed her to improve her ranking. Going into the ITF Poitiers, an $80k event, unseeded and looming, Samsonova strolled into the final without losing a set but lost to rising star Nina Stojanović, in straight sets. Her good run continued at the WTA 125 Open de Limoges, where she reached the quarterfinals by beating top-100 players Camila Giorgi and Alizé Cornet. She ended the year with a 32–27 win–loss record with an impressive nine top-100 wins, partly due to competing in more WTA tournaments and facing tougher draws in the process. 2020: Steady presence on the WTA Tour Starting the year at the Premier-level Brisbane International, Samsonova survived the qualifying rounds which included a straight-sets win over Kristina Mladenovic. Drawing former US Open champion Sloane Stephens in the first round of the main draw, she clinched the best win of her career by beating the American in three sets, serving ten aces in the process and blasting countless winners with her "fearless aggression". Although she was defeated by world No. 7, Petra Kvitová, in the second round, Samsonova