Justina Mikulskytė

Justina Mikulskytė (born 6 February 1996) is a Lithuanian professional tennis player. She has career-high rankings of No. 198 in singles, achieved on 11 August 2025, and world No. 141 in doubles, achieved on 6 October 2025. She played collegiate tennis at the University of Kentucky.

Early life Mikulskytė was born in Šiauliai. At the age of eight, she began training under coach Rita Romencovienė. She attended in her hometown. In 2011, she and Akvilė Paražinskaitė won the bronze medal in girls' doubles at the European Youth Summer Olympic Festival.

Career Mikulskytė played collegiate tennis for the Kentucky Wildcats. In 2019, she made her postseason debut at the NCAA Division I Tennis Championships. That year, she won both the singles and doubles titles at the W15 Soho Square Egypt in Sharm El Sheikh and reached the semifinals of the W15 Magic Tours series in Monastir.

In May 2021, she won the W15 Torneig Arcadi Manchón in Santa Margarida de Montbui, defeating Celia Cerviño Ruiz in the final. She also won the doubles title at the W25 Torneig Internacional Femení in Platja d'Aro with Oana Georgeta Simion; they defeated Alexandra Eala and Oksana Selekhmeteva in the final. In January 2022, she won the W25 Rafa Nadal Academy World Tennis Tour event in Manacor, defeating Yuki Naito in the final. Later that year, she and Isabelle Haverlag won the doubles title at the Open de Seine-et-Marne and were runners-up at the Open Araba en Femenino.

In April 2024, she and Veronika Erjavec reached the doubles final of the Split Open, but lost to Valentini Grammatikopoulou and Prarthana Thombare. The following month, she and Christina Rosca won the doubles title at the Florida's Sports Coast Open, defeating Anna Rogers and Alana Smith in the final. Later that year, she won the singles title at the W50 in Saint-Palais-sur-Mer and the doubles title at the Tevlin Women's Challenger, partnering Jamie Loeb.

In February 2025, she and Magali Kempen won the doubles title at the W50+H Open in Mâcon. That June, she and Jessie Aney reached the doubles final of the Open de Biarritz, but lost to Irene Burillo and María Portillo Ramírez.

Grand Slam performance timeline

Singles

ITF Circuit finals Singles: 16 (8 titles, 8 runner-ups) LegendW75 tournaments (0–2)W40/50 tournaments (2–2)W25/35 tournaments (3–2)W15 tournaments (3–2)Finals by surfaceHard (4–3)Clay (4–5)

Doubles: 45 (27 titles, 18 runner-ups) LegendW100 tournaments (1–1)W60/75 tournaments (5–4)W40/50 tournaments (4–1)W25/35 tournaments (8–8)W10/15 tournaments (9–4)Finals by surfaceHard (16–12)Clay (11–6)

National representation Billie Jean King Cup Singles (1–4)

Doubles (8–3)