Janice Tjen vs Martina OkalovaPrediction, Head-to-Head Results, and Stats
Janice Tjen and Martina Okalova have met 1 time since 2025; Janice Tjen leads 1–0. Across all meetings Tjen has taken 2 sets to Okalova's 0. Their most recent meeting: Janice Tjen won at SP Open - Sao Paulo (2025).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Tjen | Okalova | ||
|---|---|---|---|---|
| Indicator | Janice Tjen | Martina Okalova | ||
| Wins in straight sets | 68% | 21/31 | 70% | 7/10 |
| Wins a set when losing | 36% | 10/28 | 22% | 4/18 |
| Goes to a deciding set | 34% | 20/59 | 25% | 7/28 |
| Covers −1.5 sets as favorite | 42% | 14/33 | 45% | 5/11 |
| Covers +1.5 sets as underdog | 42% | 10/24 | 24% | 4/17 |
| Tiebreak sets won | 61% | 14/23 | 73% | 8/11 |
| Wins after taking set 1 | 85% | 28/33 | 73% | 8/11 |
| Wins 2-0 after taking set 1 | 64% | 21/33 | 64% | 7/11 |
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: 1 of 1 completed meetings ended in straight sets (Tjen 1, Okalova 0).
Style Matchup
Playing styles and historical archetype record
Tjen
🤖 Servebot
Okalova
🧱 The Wall
Matchup analysis
The 🤖 Servebot archetype wins about 58% vs 🧱 The Wall across 361 matches in our dataset: a stylistic lean toward Janice Tjen.
Servebot players often use high ace rate and dominant service to pressure the the wall's elite returner.
Previous meetings
1 career meeting, newest first
Sep 10, 2025
SP Open - Sao Paulo
H Hard · 2nd Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Tjen | Okalova | ||
|---|---|---|---|---|
| Outcome | Janice Tjen | Martina Okalova | ||
| 1 or more | 86% | 12/14 | 67% | 2/3 |
| 3 or more | 50% | 7/14 | 0% | 0/3 |
| 5 or more | 29% | 4/14 | 0% | 0/3 |
| 10 or more | 14% | 2/14 | 0% | 0/3 |
| 15 or more | 0% | 0/14 | 0% | 0/3 |
| 20 or more | 0% | 0/14 | 0% | 0/3 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Tjen | Okalova |
|---|---|---|
| W-L | 5–9 | 4–6 |
| Avg odds | 2.50 | 2.85 |
| ROI % | -34.9% | -22.9% |
| Units P/L | -4.88u | -2.29u |
Travel
Last 30 days
| Metric | Tjen | Okalova |
|---|---|---|
| Countries | 3 | — |
| Events | 3 | — |
| Matches | 5 | — |
| Distance | 1,715 mi · 2,760 km | — |
| Route | CAN → POL → AUT | — |
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.
Common opponents
Results vs. opponents both players faced · Last 12 months
Across 1 shared opponent, both Tjen and Okalova posted a 100% win rate.
| Opponent | Tjen | Okalova |
|---|---|---|
| Sahaja Yamalapalli | W 62 61 | W 36 76 75 |
Recent Form
Last five matches per player
Yuliia Starodubtseva
Abierto GNP Seguros - Monterrey · 2nd Round
Aug 26
Dayana Yastremska
Abierto GNP Seguros - Monterrey · 1st Round
Aug 25
Mirra Andreeva
Cincinnati Open - Cincinnati · 3rd Round
Aug 18
Viktorija Golubic
Cincinnati Open - Cincinnati · 2nd Round
Aug 16
Liudmila Samsonova
National Bank Open - Toronto · 1st Round
Aug 3
Anna Kalinskaya
Mubadala DC Open - Washington · 2nd Round
Jul 30
Rebecca Sramkova
Mubadala DC Open - Washington · 1st Round
Jul 28
Daria Kasatkina
Wimbledon - London · 2nd Round
Jul 1
Ipek Oz
Iasi WTA
Jul 12
Sapfo Sakellaridi
Aschaffenburg ITF
Jul 6
Petra Sedlackova
Vaihingen ITF
Jun 30
Barbora Palicova
W50 Gdansk · 1st Round
Jun 24
Nika Hurkacz
Gdansk ITF
Jun 23
Ewa Czapulak
Gdansk ITF
Jun 22
Pauline Dore
Blois ITF
Jun 15
Cadence Brace
W100 Sumter · 2nd Round
Jun 4
Win rate
Matches, sets and games won · Last 12 months · 28–59 matches
| Metric | Tjen | Okalova |
|---|---|---|
| Matches won | 53% | 36% |
| Sets won | 52% | 38% |
| Games won | 50% | 43% |
Record by tier
Head-to-head record by tournament tier
| Stage | Tjen | Okalova |
|---|---|---|
| WTA 250 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Tjen | Okalova |
|---|---|---|
| Hard | 1 | 0 |
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