Dev Javia vs William JansenPrediction, Head-to-Head Results, and Stats
Dev Javia and William Jansen have met 1 time since 2026; Dev Javia leads 1–0. Across all meetings Javia has taken 2 sets to Jansen's 1. Their most recent meeting: Dev Javia won at M15 Kayseri (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Javia | Jansen | ||
|---|---|---|---|---|
| Indicator | Dev Javia | William Jansen | ||
| Wins in straight sets | 59% | 10/17 | 63% | 5/8 |
| Wins a set when losing | 44% | 8/18 | 50% | 4/8 |
| Goes to a deciding set | 43% | 15/35 | 44% | 7/16 |
| Covers −1.5 sets as favorite | 40% | 4/10 | 45% | 5/11 |
| Covers +1.5 sets as underdog | 65% | 11/17 | 60% | 3/5 |
| Tiebreak sets won | 44% | 4/9 | 17% | 1/6 |
| Wins after taking set 1 | 88% | 14/16 | 100% | 5/5 |
| Wins 2-0 after taking set 1 | 63% | 10/16 | 100% | 5/5 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 0 of 1 completed meetings ended in straight sets (Javia 0, Jansen 0).
Style Matchup
Playing styles and historical archetype record
Javia
🎾 All-Court
Jansen
💥 Big Hitter
Matchup analysis
🎾 All-Court vs 💥 Big Hitter is historically tight (51% vs 49%, 620 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Jun 23, 2026
M15 Kayseri
H Hard · 1st Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Javia | Jansen | ||
|---|---|---|---|---|
| Outcome | Dev Javia | William Jansen | ||
| 1 or more | 83% | 5/6 | 100% | 11/11 |
| 3 or more | 50% | 3/6 | 100% | 11/11 |
| 5 or more | 33% | 2/6 | 82% | 9/11 |
| 10 or more | 0% | 0/6 | 9% | 1/11 |
| 15 or more | 0% | 0/6 | 0% | 0/11 |
| 20 or more | 0% | 0/6 | 0% | 0/11 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Javia | Jansen |
|---|---|---|
| W-L | 7–4 | 7–6 |
| Avg odds | 1.99 | 1.80 |
| ROI % | +49.9% | -16.0% |
| Units P/L | +5.49u | -2.08u |
Travel
Last 30 days
| Metric | Javia | Jansen |
|---|---|---|
| Countries | 1 | — |
| Events | 1 | — |
| Matches | 4 | — |
| Distance | — | — |
| Route | EGY | — |
Host country from the tournament each match was played in, over the last 30 days. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Recent Form
Last five matches per player
Yassine Smiej
M15 Hurghada · Semifinals
Aug 29
Michal Krajci
M15 Hurghada · Quarterfinals
Aug 28
Karim Mabrouk
M15 Hurghada · 2nd Round
Aug 27
Vadym Ursu
M15 Hurghada · 1st Round
Aug 26
Roman Sancilio
M15 Kayseri · 2nd Round
Jun 25
Roman Sancilio
Futures 2026
Jun 25
William Jansen
M15 Kayseri · 1st Round
Jun 23
Rethin Pranav Senthil Kumar
M15 Kayseri · 2nd Round
Jun 18
Billy Blaydes
M25 Aldershot · 2nd Round
Jul 30
Louis Bowden
M25 Aldershot · 1st Round
Jul 29
Naoya Honda
M25 Champaign · Semifinals
Jul 25
Karim Bennani
M25 Champaign · Quarterfinals
Jul 24
Ilyas Milad Fahim
M25 Champaign · 2nd Round
Jul 23
Keaton Hance
M25 Champaign · 1st Round
Jul 22
Alexander Frusina
M25 Louisville · 2nd Round
Jul 16
Joshua Peck
M25 Louisville · 1st Round
Jul 15
Win rate
Matches, sets and games won · Last 12 months · 16–35 matches
| Metric | Javia | Jansen |
|---|---|---|
| Matches won | 49% | 50% |
| Sets won | 49% | 51% |
| Games won | 50% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Javia | Jansen |
|---|---|---|
| ITF M15 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Javia | Jansen |
|---|---|---|
| Hard | 1 | 0 |
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