William Jansen
W. Jansen · United Kingdom
Every match we have on file, with the price the market gave them at the time.
Last five
LWWLW
2026 record
13-10
Hard 10-7 · Clay 0-1 · Grass 2-2
Average price
1.77
Match history
| Date | Event | Opponent | Score | Their price | Market | Result |
|---|---|---|---|---|---|---|
| 2026-10-30 | M25 Las Vegas | N. Filin | 1.81 | 52% | LOST | |
Games in each set5-7 4-6 JansenFilinPoints won45%55%Serve points won60%74%Return points won26%40%Games held8 of 1110 of 11Break points saved7 of 104 of 5 | ||||||
| 2026-10-29 | M25 Las Vegas | A. Johnson | 2.13 | 55% | WON | |
Games in each set6-2 6-2 JansenJohnsonPoints won60%40%Serve points won69%48%Return points won52%31%Games held8 of 84 of 8Break points saved1 of 18 of 12 | ||||||
| 2026-10-28 | M25 Las Vegas, Nv 2 (Usa), Hard | X. Calvelo | 1.12 | 85% | WON | |
Games in each set7-5 6-2 JansenCalveloPoints won57%43%Serve points won68%53%Return points won47%32%Games held9 of 106 of 10Break points saved1 of 23 of 7 | ||||||
| 2026-10-15 | M15 Lexington, KY | J. Anthrop | — | — | LOST | |
Games in each set3-6 6-7 JansenAnthropPoints won45%55%Serve points won61%73%Return points won27%39%Games held8 of 1010 of 11Break points saved1 of 20 of 1 | ||||||
| 2026-10-14 | M15 Lexington, KY | M. Arseneault | 1.31 | 73% | WON | |
Games in each set6-4 7-5 JansenArseneaultPoints won55%45%Serve points won68%58%Return points won42%32%Games held10 of 118 of 11Break points saved3 of 43 of 6 | ||||||
| 2026-09-26 | M15 Columbia | S. Daryabeigi | RET | 1.40 | 68% | LOST |
Games in each set6-7 JansenDaryabeigiPoints won42%58%Serve points won29%42%Return points won58%71%Games held1 of 61 of 6Break points saved2 of 71 of 4 | ||||||
| 2026-09-25 | M15 Columbia | E. Bynoe | 1.33 | 72% | WON | |
Games in each set6-3 6-3 JansenBynoePoints won57%43%Serve points won67%50%Return points won50%33%Games held7 of 94 of 9Break points saved3 of 57 of 12 | ||||||
| 2026-09-24 | M15 Columbia | C. Craig | 1.25 | 74% | WON | |
Games in each set6-0 6-0 JansenCraigPoints won71%29%Serve points won67%20%Return points won80%33%Games held2 of 20 of 2Break points saved0 of 00 of 1 | ||||||
| 2026-09-23 | M15 Columbia | S. Andre | 1.36 | 69% | WON | |
Games in each set6-2 7-6 JansenAndrePoints won56%44%Serve points won83%67%Return points won33%17%Games held10 of 108 of 10Break points saved1 of 10 of 1 | ||||||
| 2026-07-30 | M25 Aldershot | B. Blaydes | 1.38 | 69% | LOST | |
Games in each set3-6 7-5 4-6 | ||||||
| 2026-07-29 | M25 Aldershot | L. Bowden | 1.25 | 76% | WON | |
Games in each set6-3 6-4 | ||||||
| 2026-07-25 | M25 Champaign, IL | N. Honda | 1.73 | 53% | LOST | |
Games in each set6-7 6-7 | ||||||
| 2026-07-24 | M25 Champaign, IL | K. Bennani | 2.40 | 60% | WON | |
Games in each set3-6 7-5 6-3 | ||||||
| 2026-07-23 | M25 Champaign, IL | I. M. Fahim | — | — | WON | |
Games in each set3-6 7-5 6-0 | ||||||
| 2026-07-22 | M25 Champaign, IL | K. Hance | 1.69 | 56% | WON | |
Games in each set6-2 6-2 | ||||||
| 2026-07-16 | M25 Louisville, KY | A. Frusina | 1.51 | 61% | LOST | |
Games in each set6-7 4-6 | ||||||
| 2026-07-15 | M25 Louisville, KY | J. Peck | 1.22 | 78% | WON | |
Games in each set6-4 6-3 | ||||||
| 2026-07-07 | Nottingham 4 | F. Gill | 3.84 | 75% | LOST | |
Games in each set4-6 7-6 4-6 JansenGillPoints won46%54%Serve points won60%71%Return points won29%40%Games held13 of 1615 of 16Break points saved12 of 151 of 2Aces86Double faults33 | ||||||
| 2026-07-06 | Nottingham 4 | T. Papamalamis | 2.00 | 53% | WON | |
Games in each set6-7 6-4 6-4 JansenPapamalamisPoints won53%47%Serve points won68%61%Return points won39%32%Games held13 of 1611 of 16Break points saved5 of 88 of 13Aces71Double faults21 | ||||||
| 2026-07-05 | Nottingham 4 | S. Ryan Ziegann | 1.28 | 74% | WON | |
Games in each set6-1 6-2 JansenZiegannPoints won62%38%Serve points won73%47%Return points won53%27%Games held7 of 73 of 8Break points saved3 of 35 of 10Aces61Double faults10 | ||||||
| 2026-06-23 | M15 Kayseri 6 | D. Javia | 1.31 | 73% | LOST | |
Games in each set2-6 7-5 2-6 | ||||||
| 2026-06-13 | Nottingham | R. Bertola | 2.97 | 68% | LOST | |
Games in each set5-7 6-2 6-7 JansenBertolaPoints won49%51%Serve points won65%71%Return points won29%35%Games held14 of 1613 of 16Break points saved6 of 82 of 5Aces57Double faults34 | ||||||
| 2026-05-31 | Birmingham | C. Chidekh | 2.95 | 68% | LOST | |
Games in each set1-6 4-6 JansenChidekhPoints won38%62%Serve points won56%77%Return points won23%44%Games held5 of 89 of 9Break points saved2 of 54 of 4Aces53Double faults24 | ||||||
Backing and fading
21 matches with a price on fileEvery match where we recorded a price before play. A figure is only coloured when its 90% range excludes zero — otherwise the sample cannot tell the difference between an edge and a run of luck.
All matches
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When favourite
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When underdog
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After the first setAcross 73,803 matches on file, the player who drops the opening set wins 17% of the time.
Lost the opening set——Won the opening set——
Running total
Physical history
Retirements, walkovers and medical timeouts on file, newest first.
ITF Hard retired 0 - 1 v S. Daryabeigi
medical timeout 3 that season
last MTO 26.09.26 · 3 MTOs in 2026 · score 2-3 ('00 - 00) ⌚️26 m · odds 2.02-1.7 / 1.88 +1.5 | -1.5 1.82 · Hard
medical timeout
score 4-5 ('00 - 00) ⌚️48 m · odds 1.8-1.9 / 1.82 -0.5 | +0.5 1.88 · Hard
medical timeout
score 6-3 0-0 ('00 - 00) · odds 1.3-3.15