Lukošiūtė has a career-high singles ranking by the Women's Tennis Association (WTA) of 705, achieved on 23 October 2023. She also has a career-high doubles ranking by WTA of 399, achieved on 30 January 2023. She has won one single and seven doubles titles on the ITF Circuit.
Lukosiute was born in Kaunas and began playing tennis at the age of 6. Her favourite players growing up were Maria Sharapova and Rafael Nadal. She resides in the United Kingdom and has previously represented Essex at county tennis, starting at U14 level.[3][4][5]
Lukosiute entered several tournaments on the ITF Junior Circuit in 2016 and 2017 but did not play regularly and reached a highest ranking of 876. She was the winner of the Grade 5 Preveza Cup in Greece in July 2016.[6] In Tennis Europe junior tour events, Lukosiute won the Nike Junior International held in Edinburgh in 2015, defeating Amarni Banks in the final; and later that year was runner-up to Emma Raducanu in the Nike Junior International at the National Tennis Centre in London.[7]
Lukosiute made her professional debut in December 2018 at an ITF event in Monastir, Tunisia but played only sporadically on the ITF Circuit until 2021.[8] She won two doubles titles during the 2022 ITF season with Eliz Maloney, which saw her crack the top 500 in the doubles rankings.[9]
Lithuania
Anastasiia Gureva
Daria Lopatetska
Eliz Maloney
Ksenia Laskutova 
Maggie Ng
Quinn Gleason 
Lu Jingjing 
Darja Suvirdjonkova 
Amelia Waligora
Laura Böhner 
Mana Ayukawa 
Briana Szabó
Jeong Bo-young
Daria Kuczer 
Liisa Varul
Madelief Hageman
Ela Nala Milić 
Anna Turati