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Lilli Tagger (born 17 February 2008) is an Austrian tennis player.[1] She has a career-high WTA singles ranking of world No. 97, achieved on 13 April 2026. Tagger was the 2025 Junior French Open champion.[2]

Career

Juniors

From Lienz, she later became based in Varese near Milan, in Italy, and trained at the academy of Francesca Schiavone.[3][4]

In July 2024, she qualified for the girls’ singles at the 2024 Wimbledon Championships with a win over Ksenia Efremova in a 10–6 match tiebreak.[5]

She beat Mimi Xu to reach the quarterfinals of the girls singles at the 2025 Australian Open where she lost to Australian Emerson Jones.[6]

At the 2025 French Open she had Francesca Schiavone as part of her support team.[7] She reached the semifinals of the girls’ singles with a win over the number 12 seed Julia Stusek. In doing so, she became the first female Austrian player to reach the semifinals of a junior Grand Slam tournament since Tamira Paszek in 2006, and the first Austrian overall since Dominic Thiem in 2011.[3] Tagger again faced Emerson Jones and won in straight sets, before also defeating Hannah Klugman of Great Britain in straight sets, for the loss of only two games in the final.[8] In the girls’ doubles she played alongside Slovakian Mia Pohánková and they reached the semifinals before facing German pairing Sonja Zhenikhova and Eva Bennemann.[3][9]

2023-2024: Pro beginnings

In November 2023 Tagger reached her first ITF Women’s Circuit final in Sharm El Sheik. She won her first ITF tour doubles title in Viserba, Italy in July 2024 playing alongside Italian Anastasia Bertacchi, they defeated Francesca Pace and Inès Ibbou in the final.[3][4]

In December 2024, she played in her first WTA 125 tournament main-draw in Limoges as a wildcard entrant, where she won her first round match against the world No. 159, Victoria Jiménez Kasintseva,[10][11] before losing in the second round to sixth seed Nuria Parrizas-Diaz.[12]

2025: WTA Tour and top 200 debuts, first final

Lilli Tagger in March 2025

In March, Tagger won her first ITF Circuit singles title defeating Lois Boisson in a straight-sets final in Terrassa, Spain.[3]

In October, Tagger was given a wildcard entry to make her WTA Tour debut at the Jiangxi Open, recording wins over fellow WTA debutante Zhu Chenting,[13] Elisabetta Cocciaretto[14] and Tamara Korpatsch[15] to make it through to the semifinals, where she fought back from three match points down to overcome second seed and defending champion, Viktorija Golubic, in three sets to become the first player born in 2008 to reach a WTA Tour final.[16] In the championship match she lost to Anna Blinkova in straight sets.[17] Despite her defeat, she reached a new career-high ranking in the top 200 at world No. 156, on 3 November 2025.[18]

2026: WTA 1000 and top 100 debuts

Tagger reached her first WTA 125 final at the Mumbai Open, losing to Mananchaya Sawangkaew in straight sets.[19]

In March, she received a wildcard entry to make her WTA 1000 tournament main-draw debut at the Indian Wells Open and defeated Varvara Gracheva in the first round in straight sets.[20][21] She lost to world No. 34 Maria Sakkari in the second round.[22]

At the Miami Open, where she also received a wildcard for her debut at the event, Tagger defeated qualifier Ella Seidel,[23] before losing to 11th seed Ekaterina Alexandrova.[24]

At her home tournament, the Upper Linz Open, Tagger, again competing with a wildcard, defeated fellow wildcard entrant Paula Badosa[25] and then third seed and world No. 21, Liudmila Samsonova, to reach her second WTA quarterfinal and first on clay and at the WTA 500-level.[26] She lost to Anastasia Potapova in the last eight.[27] As a result of her run, she reached world No. 97 in the WTA singles rankings on 13 April 2026, making her the sixth teenager and the youngest player in the elite top 100 group.[28]

Style of play

Tagger plays with a single-handed backhand.[9]

WTA Tour finals

Singles: 1 (runner-up)

Legend
Grand Slam
WTA 1000
WTA 500
WTA 250 (0–1)
Finals by surface
Hard (0–1)
Clay
Grass
Finals by setting
Outdoor (0–1)
Indoor (0–0)
Result W–L    Date    Tournament Tier Surface Opponent Score
Loss 0–1 Nov 2025 Jiangxi Open, China WTA 250 Hard Anna Blinkova 3–6, 3–6

WTA Challenger finals

Singles: 1 (1 runner-up)

Result    Date    Tournament Surface Opponents Score
Loss Feb 2026 Mumbai Open, India Hard Thailand Mananchaya Sawangkaew 4–6, 3–6

ITF Circuit finals

Singles: 5 (4 titles, 1 runner-up)

Legend
W100 tournaments (1–0)
W60/75 tournaments (2–1)
W25/35 tournaments (1–0)
Finals by surface
Clay (3–1)
Hard (1–0)
Result W–L Date Tournament Tier Surface Opponent Score
Win 1–0 Mar 2025 ITF Terrassa, Spain W35 Clay France Loïs Boisson 7–6(4), 6–3
Loss 1–1 Aug 2025 Ladies Open Amstetten, Austria W75 Clay Austria Sinja Kraus 2–6, 4–6
Win 2–1 Sep 2025 ITF Bucharest, Romania W75 Clay North Macedonia Lina Gjorcheska 6–4, 3–6, 6–4
Win 3–1 Sep 2025 ITF Kuršumlijska Banja, Serbia W75 Clay Rada Zolotareva 5–7, 6–2, 6–2
Win 4–1 Jan 2026 ITF Fujairah Championships, UAE W100 Hard United Kingdom Harriet Dart 6–4, 6–2

Doubles: 2 (1 title, 1 runner-up)

Legend
W15 tournaments
Finals by surface
Clay (1–0)
Hard (0–1)
Result W–L Date Tournament Tier Surface Partner Opponent Score
Loss 0–1 Nov 2023 ITF Sharm El Sheikh, Egypt W15 Hard Egypt Mariam Atia Evgeniya Burdina
Nina Rudiukova
7–5, 4–6, [6–10]
Win 1–1 Jul 2024 ITF Viserba, Italy W15 Clay Italy Anastasia Bertacchi Algeria Inès Ibbou
Italy Francesca Pace
6–0, 2–6, [10–5]

Junior Grand Slam tournament finals

Singles: 1 (title)

Result Year Tournament Surface Opponent Score
Win 2025 French Open Clay United Kingdom Hannah Klugman 6–2, 6–0[29][30]

References

  1. ^ “Lilli Tagger”. usopen. Retrieved 6 June 2025.
  2. ^ Sharp, Alex (7 June 2025). “Tagger and McDonald land junior silverware”. French Open. Retrieved 7 June 2025.
  3. ^ a b c d e “Tagger already in the Paris semifinals”. Sport.orf.at. 5 June 2025. Retrieved 6 June 2025.
  4. ^ a b “First title for Tagger! Still only €340 bonus”. Krone.at. 29 July 2024. Retrieved 22 January 2025.
  5. ^ “Wimbledon! Lienz woman serves on the holy grass”. Krone.at. 7 July 2024. Retrieved 22 January 2025.
  6. ^ “Aussie teenage prodigy Emerson Jones suffers heartbreaking loss at Australian Open”. 7news.com. 24 January 2025. Retrieved 24 January 2025.
  7. ^ Imhoff, Dan (6 June 2025). “TAGGER CHANNELS FORMER SCHIAVONE FIELD”. Rolandgarros.com. Retrieved 6 June 2025.
  8. ^ Findon, Ben (June 6, 2025). “Jones misses out on French Open girls final dream”. Canberra Times. Retrieved 6 June 2025.
  9. ^ a b “Klugman misses out on rare British juniors win”. BBC Sport. 7 June 2025. Retrieved 7 June 2025.
  10. ^ “Open BLS de Limoges: Jimenez Kasintseva ousted in first round”. tennismajors. 9 December 2024. Retrieved 22 January 2025.
  11. ^ “Third Grand Slam for Lienz tennis hopeful”. Krone.at. 15 January 2025. Retrieved 22 January 2025.
  12. ^ “Open BLS de Limoges: Parrizas Diaz makes quarter-finals”. Tennis Majors. Retrieved 1 November 2025.
  13. ^ “Tagger, 17, victorious on WTA debut in Jiujiang with one-handed backhand”. WTATennis. 27 October 2025.
  14. ^ “Tagger, 17, upsets Cocciaretto to make Jiujiang quarters; first Top 100 win”. Women’s Tennis Association. 28 October 2025. Retrieved 1 November 2025.
  15. ^ “In first WTA main draw, 17-year-old Tagger shines to reach Jiujiang semis”. Women’s Tennis Association. 30 October 2025. Retrieved 1 November 2025.
  16. ^ “Teenage wild card Tagger to meet Chinese-speaking Blinkova in Jiujiang final”. Women’s Tennis Association. 1 November 2025.
  17. ^ “Blinkova’s tennis and language skills both on show in Jiujiang title run”. Women’s Tennis Association. 2 November 2026. Retrieved 9 April 2026.
  18. ^ “Rankings Watch: Mboko breaks Top 20; Tjen, Tagger soar to new highs”. WTATennis. 3 November 2025.
  19. ^ “Sawangkaew claims Mumbai Open Crown”. Tennis Majors. Retrieved 10 April 2026.
  20. ^ “Tagger’s prowess shines in first career WTA 1000 match win”. Women’s Tennis Association. Retrieved 10 April 2026.
  21. ^ “Lilli Tagger, the great discovery of the WTA Indian Wells 2026”. puntodebreak.com. Retrieved 10 April 2026.
  22. ^ “Sakkari quells challenge of teenage wild card Tagger in Indian Wells”. Women’s Tennis Association. Retrieved 10 April 2026.
  23. ^ “Lilli Tagger defeats Seidel in the 1st round to play vs Alexandrova”. Tennis Tonic. Retrieved 10 April 2026.
  24. ^ “Alexandrova ends teenager Tagger’s Miami run”. Tennis Majors. Retrieved 10 April 2026.
  25. ^ “Tagger, 18, thrills Linz crowd with first-round upset of Badosa”. Women’s Tennis Association. Retrieved 10 April 2026.
  26. ^ “Local wild card Tagger edges Samsonova in thriller to reach Linz quarterfinals”. WTATennis. 9 April 2026.
  27. ^ “Anastasia Potapova defeats Lilli Tagger at Linz 2026 – Quarter-Final”. Tennis Temple. Retrieved 10 April 2026.
  28. ^ “18-Year-Old Sensation Lilli Tagger Reaches First WTA 500 Quarterfinal and Breaks into Top 100 at Linz”. 9 April 2026.
  29. ^ “2025 Roland Garros Juniors F: Lilli Tagger vs Hannah Klugman Detailed Stats | Tennis Abstract”. www.tennisabstract.com. Retrieved 2025-06-16.
  30. ^ “Lilli Tagger”. ITF Tennis. Retrieved 22 January 2025.