[citation needed] Zavatska made her WTA Tour main-draw debut at the 2017 Malaysian Open, where she was given a wildcard but lost in the first round to Magda Linette.

[9] At the 2024 Swedish Open, Zavatska reached the quarterfinals with wins over Yuliia Starodubtseva[10] and fourth seed Anna Karolína Schmiedlová,[11] before losing to Louisa Chirico.

[12] Partnering with Tara Würth, she was runner-up in the doubles at the 2024 WTA 125 Cali Open, losing to top seeds Veronika Erjavec and Kristina Mladenovic in the final.

[13] In Ukraine's 2024 Billie Jean King Cup play-offs tie against Austria, Zavatska defeated Julia Grabher to square the contest at 2–2, before partnering with Nadiia Kichenok to overcome Sinja Kraus and Tamira Paszek in the deciding doubles match.

[14][15] Only main-draw results in WTA Tour, Grand Slam tournaments, Fed Cup/Billie Jean King Cup and Olympic Games are included in win–loss records.