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Dutch tennis player
Isabelle Haverlag Country (sports) Netherlands Born (2001-03-04 ) 4 March 2001 (age 24) Turned pro 2018[ 1] Prize money $69,079 Career record 34–60 Career titles 0 Highest ranking No. 1236 (12 August 2019) Career record 205–143 Career titles 14 ITF Highest ranking No. 96 (14 April 2025) Current ranking No. 97 (9 June 2025) Last updated on: 9 June 2025.
Isabelle Haverlag (born 4 March 2001) is a Dutch tennis player who specializes in doubles. She has a career-high doubles ranking of world No. 96, by the WTA , achieved on 14 April 2025.[ 2] She has won 13 doubles titles on the ITF Women's World Tennis Tour .[ 3]
She won her first big title at the 2022 Open de Seine-et-Marne , in the doubles draw, partnering Justina Mikulskytė .[ 4]
In June 2022, she made her WTA Tour debut in doubles with compatriot Suzan Lamens at her home tournament, the 2022 Libéma Open , where as a wildcard pair they reached the quarterfinals defeating third seeds Kaitlyn Christian and Giuliana Olmos .[ 5] [ 6]
In July 2024 at the 2024 Budapest Grand Prix she reached the semifinals with Christina Rosca .[ 7] [ 8] In February 2025 at the 2025 ATX Open Haverlag and her Polish partner Alicja Rosolska reached the semifinals defeating second seeded pair of former No. 1 doubles player Storm Hunter and former top 10 player Caroline Dolehide en route.[ 9] [ 10]
Key
W
F
SF
QF
#R
RR
Q#
DNQ
A
NH
(W) winner; (F) finalist; (SF) semifinalist; (QF) quarterfinalist; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage; (Q#) qualification round; (DNQ) did not qualify; (A) absent; (NH) not held; (SR) strike rate (events won / competed); (W–L) win–loss record.
To avoid confusion and double counting, these charts are updated at the conclusion of a tournament or when the player's participation has ended.
WTA Challenger finals [ edit ]
Doubles: 1 (1 titles, 0 runner-up)[ edit ]
Doubles: 36 (14 titles, 22 runner–ups)[ edit ]
Legend
W100 tournaments
W60/75 tournaments
W40/50 tournaments
W25/35 tournaments
W15 tournaments
Result
W–L
Date
Tournament
Tier
Surface
Partner
Opponents
Score
Win
1–0
Mar 2018
ITF Amiens, France
W15
Clay
Julie Belgraver
Lara Salden Camille Sireix
7–6(4) , 6–2
Loss
1–1
Aug 2018
ITF Rotterdam, Netherlands
W15
Clay
Dewi Dijkman
Suzan Lamens Sviatlana Pirazhenka
3–6, 6–4, [5-10]
Loss
1–2
Jul 2019
ITF Cancún, Mexico
W15
Hard
Dewi Dijkman
Thaisa Grana Pedretti María Portillo Ramírez
5–7, 3–6
Loss
1–3
Oct 2019
ITF Tabarka, Tunisia
W15
Clay
Anastasia Pribylova
Giulia Crescenzi Aurora Zantedeschi
7–5, 6–7(4) , [8-10]
Win
2–3
Nov 2019
ITF Solarino, Italy
W15
Carpet
Anna Popescu
Maria Masini Anastasia Piangerelli
6–1, 6–1
Win
3–3
Mar 2021
ITF Monastir, Tunisia
W15
Hard
Anastasia Pribylova
Rina Saigo Yukina Saigo
6–3, 6–1
Win
4–3
Mar 2021
ITF Monastir, Tunisia
W15
Hard
Anastasia Pribylova
Anastasia Kulikova Yasmine Mansouri
6–3, 6–1
Win
5–3
Apr 2021
ITF Monastir, Tunisia
W15
Hard
Anastasia Pribylova
Alexandra Osborne Andrea Renée Villarreal
6–3, 6–1
Loss
5–4
Apr 2021
ITF Cairo, Egypt
W15
Clay
Merel Hoedt
Elina Avanesyan Maria Timofeeva
6–1, 4–6, [8–10]
Win
6–4
Feb 2022
ITF Sharm El Sheikh, Egypt
W25
Hard
Justina Mikulskytė
Irina Fetecău Simona Waltert
6–1, 6–2
Loss
6–5
Feb 2022
ITF Santo Domingo, Dominican Rep.
W25
Hard
Jasmijn Gimbrère
Anna Rogers Christina Rosca
2–6, 2–6
Win
7–5
Apr 2022
Open de Seine-et-Marne , France
W60
Hard (i)
Justina Mikulskytė
Sofya Lansere Oksana Selekhmeteva
6–4, 6–2
Loss
7–6
Apr 2022
ITF Nottingham, United Kingdom
W25
Hard
Ioana Loredana Roșca
Eudice Chong Cody Wong
2–6, 3–6
Loss
7–7
May 2022
ITF Platja d'Aro, Spain
W25
Clay
Valeriya Strakhova
Ángela Fita Boluda Andrea Gámiz
4–6, 6–3, [3–10]
Win
8–7
Jul 2022
ITF Hague, Netherlands
W25
Clay
Jasmijn Gimbrère
Nikki Redelijk Bente Spee
6–2, 6–4
Loss
8–8
Jul 2022
Open Araba en Femenino , Spain
W60
Hard
Justina Mikulskytė
Maria Bondarenko Ioana Loredana Roșca
6–4, 4–6, [9–11]
Loss
8–9
Jul 2022
ITF Nottingham, United Kingdom
W25
Hard
Jasmijn Gimbrère
Lee Pei-chi Wu Fang-hsien
3–6, 2–6
Loss
8–10
Oct 2022
Monastir Open , Tunisia
W60
Hard
Suzan Lamens
Priska Madelyn Nugroho Wei Sijia
3–6, 2–6
Loss
8–11
Feb 2023
GB Pro-Series Bath , UK
W25
Hard (i)
Emily Appleton
Lauryn John-Baptiste Katarína Strešnaková
6–7(4) , 4–6
Win
9–11
May 2023
ITF Bodrum, Turkey
W60
Clay
Oana Gavrilă
Ayla Aksu Harriet Dart
6–4, 7–6(3)
Loss
9–12
Jul 2023
ITF The Hague, Netherlands
W40
Clay
Jasmijn Gimbrère
Kristina Mladenovic Arantxa Rus
4–6, 0–6
Loss
9–13
Aug 2023
Internazionali di Cordenons , Italy
W60
Clay
Eva Vedder
Angelica Moratelli Camilla Rosatello
6–0, 2–6, [5–10]
Loss
9–14
Aug 2023
ITF Oldenzaal, Netherlands
W40
Clay
Eva Vedder
Gergana Topalova Daniela Vismane
5–7, 6–2, [5–10]
Loss
9–15
Oct 2023
Open Nantes Atlantique , France
W60
Hard (i)
Emily Appleton
Ali Collins Lily Miyazaki
6–7(4) , 2–6
Loss
9–16
Nov 2023
ITF Pétange, Luxembourg
W40
Hard (i)
Ali Collins
Alicia Barnett Samantha Murray Sharan
7–6(4) , 1–6, [6–10]
Loss
9–17
Jan 2024
ITF Naples, United States
W35
Clay
Lia Karatancheva
Elvina Kalieva Maria Kozyreva
0–6, 0–6
Loss
9–18
Feb 2024
ITF Mâcon, France
W50
Hard (i)
Madeleine Brooks
Silvia Ambrosio Lena Papadakis
7–5, 5–7, [7–10]
Win
10–18
Mar 2024
Trnava Indoor , Slovakia
W75
Hard (i)
Anna Rogers
Liang En-shuo Tang Qianhui
6–3, 4–6, [12–10]
Win
11–18
Oct 2024
Slovak Open , Slovakia
W75
Hard (i)
Elena Pridankina
Katarína Kužmová Nina Vargová
7–5, 6–2
Loss
11–19
Oct 2024
GB Pro-Series Glasgow , United Kingdom
W75
Hard (i)
Mariam Bolkvadze
Jodie Burrage Freya Christie
4–6, 6–3, [5–10]
Win
12–19
Oct 2024
Hamburg Ladies Cup , Germany
W75
Hard (i)
Madeleine Brooks
Riya Bhatia Lian Tran
6–3, 6–2
Loss
12–20
Nov 2024
Ismaning Open , Germany
W75
Carpet (i)
Carole Monnet
Aneta Kučmová Aneta Laboutková
6–4, 4–6, [7–10]
Win
13–20
Nov 2024
ITF Trnava , Slovakia
W75
Hard (i)
Madeleine Brooks
Anastasia Dețiuc Aneta Kučmová
7–6(5) , 6–1
Loss
13–21
Dec 2024
Al Habtoor Tennis Challenge , United Arab Emirates
W100
Hard
Elena Pridankina
Anastasia Dețiuc Anastasia Tikhonova
3–6, 7–6(7) , [8–10]
Loss
13–22
Feb 2025
AK Ladies Open , Germany
W75
Carpet (i)
Emily Appleton
Marie Benoît Dalila Jakupović
5–7, 6–7(6)
Win
14–22
Mar 2025
ITF Trnava , Slovakia
W75
Hard (i)
Elena Pridankina
Magali Kempen Jessika Ponchet
6–2, 6–3