headed to the Australian Open with a new career-high ranking of No. 118. Beating Wang Xiyu in the final qualifying round, Samsonova qualified for the main draw in Melbourne for the first time in her career. Drawing former French Open champion, Jeļena Ostapenko, in the first round, she was outpowered and committed 24 unforced errors en route a straight-sets defeat. In the match, Samsonova also set the record of hitting the fastest serve on the women's side throughout the entire tournament in 2020. Heading back to Russia for the St. Petersburg Ladies' Trophy, she qualified for the main draw but fell to fellow Russian Anastasia Potapova in the first round. Similar to 2019, Samsonova failed to qualify for the main draw at the Qatar Open and the Dubai Tennis Championships before the COVID-19 pandemic forced the tour to go on a hiatus for a couple of months. With the tour resuming at the Palermo Ladies Open, Samsonova took part in the qualifying rounds and defeated Marta Kostyuk for the second time this year en route qualifying for the main draw. Defeating Kirsten Flipkens in the first round, and exacting revenge for her two losses to the Belgian in 2019, Samsonova set up an interesting clash with top seed Petra Martić. Despite leading by a set, Samsonova was unable to beat the Croatian, who ultimately reached semifinals. Samsonova lost in the first round of both of the US Open and French Open to the resurgent Tsvetana Pironkova and eventual finalist Sofia Kenin respectively. The Russian led Kenin by a break in the final set in her first career match against a top 10 opposition. She ended her year with a runner-up finish at the $25k event in Reims, falling to Océane Dodin in straight sets. 2021: Maiden WTA title, Wimbledon fourth round, top 50 debut Samsonova began her year at the Australian Open qualifying event, which was held in Dubai due to pandemic-related reasons. She beat the 30th seed, former top-30 player Lesia Tsurenko, in straight sets, to book her ticket to Melbourne for a second successive year. She lost in the opening round of the Yarra Valley Classic, a tune-up event to the Australian Open to Tsvetana Pironkova, but rebounded to earn her first Grand Slam main-draw victory over Paula Badosa, recovering from 3–5 down in the final set to triumph. Her run ended in the second round, in the