Isabelle Haverlag
| Country (sports) | Netherlands |
|---|---|
| Born | 4 March 2001 |
| Turned pro | 2018 |
| Prize money | $69,079 |
| Singles | |
| Career record | 34–60 |
| Career titles | 0 |
| Highest ranking | No. 1236 (12 August 2019) |
| Doubles | |
| 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. She has won 13 doubles titles on the ITF Women's World Tennis Tour.