William Jansen

1604 ATP ranking 3 points 21 years 188 cm Left handed

Match log

2026

Birmingham CH, challenger Grass, June
Q1 L Clement Chidekh 1-6 4-6

2025

Nottingham 3 CH, challenger Grass, July
Q1 L Patrick Zahraj 4-6 2-6

2024

Columbus CH, challenger Hard, September
Q1 L Andres Martin 3-6 7-6(4) 5-7
Surbiton CH, challenger Grass, June
Q1 L Alex Bolt 6-7(3) 2-6

2023

Cary CH, challenger Hard, September
R32 L Thai Son Kwiatkowski 4-6 3-6

2022

Surbiton CH, challenger Grass, May
Q1 L Billy Harris 5-7 3-6