The following year she reached the US Open girls' singles semifinal, notably defeating Simona Halep in straight sets, before losing to eventual champion, Kristína Kučová.

Kalashnikova entered the ITF tournament in Astana, where she won the doubles event with Marta Sirotkina against twin sisters Lyudmyla and Nadiia Kichenok.

In July, Kalashnikova entered the Contrexéville Open and won the doubles competition against Constance Sibille & Irina Ramialison, partnering Danka Kovinić.

At the Australian Open, Kalashnikova reached the third round for the second time at this major, partnering Alycia Parks but lost in straight sets to top seeds and eventual champions Czech duo Kateřina Siniaková and Barbora Krejčíková.

[1] Partnering Iryna Shymanovich, she reached her first major quarterfinal at Wimbledon, where they lost to 16th seeds Zhang Shuai and Caroline Dolehide in straight sets, in one hour.

[4] Partnering Kamilla Rakhimova, she reached the final of the WTA 500 Guadalajara Open with wins over Camila Osorio and Ena Shibahara, Marina Stakusic and Valeria Savinykh[5] then Eden Silva and Samantha Murray Sharan in the semifinals.