Jennifer Ruggeri vs Sofia CostoulasPrediction, Head-to-Head Results, and Stats
🇮🇹Jennifer Ruggeri
#252 · 22 yrs · Right-Handed
1 meeting · sets 0–2
🇧🇪Sofia Costoulas
#159 · 21 yrs
Jennifer Ruggeri and Sofia Costoulas have met 1 time since 2026; Sofia Costoulas leads 1–0. Across all meetings Ruggeri has taken 0 sets to Costoulas's 2. Their most recent meeting: Sofia Costoulas won at U.S. Open - New York (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Ruggeri | Costoulas | ||
|---|---|---|---|---|
| Indicator | Jennifer Ruggeri | Sofia Costoulas | ||
| Wins in straight sets | 64% | 21/33 | 68% | 26/38 |
| Wins a set when losing | 63% | 15/24 | 37% | 11/30 |
| Goes to a deciding set | 47% | 27/57 | 34% | 23/68 |
| Covers −1.5 sets as favorite | 52% | 15/29 | 46% | 21/46 |
| Covers +1.5 sets as underdog | 64% | 16/25 | 58% | 11/19 |
| Tiebreak sets won | 75% | 9/12 | 38% | 6/16 |
| Wins after taking set 1 | 69% | 25/36 | 80% | 33/41 |
| Wins 2-0 after taking set 1 | 58% | 21/36 | 63% | 26/41 |
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 (Ruggeri 0, Costoulas 1).
Style Matchup
Playing styles and historical archetype record
Ruggeri
⚔️ The Gladiator
Costoulas
💥 Big Hitter
Matchup analysis
The 💥 Big Hitter archetype wins about 53% vs ⚔️ The Gladiator across 2,929 matches in our dataset: a stylistic lean toward Sofia Costoulas.
Big Hitter players often use power groundstrokes and high winner count to pressure the the gladiator's physical intensity.
Previous meetings
1 career meeting, newest first
Aug 26, 2026
U.S. Open - New York
H Hard · 1st Round Qualifying
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Ruggeri | Costoulas | ||
|---|---|---|---|---|
| Outcome | Jennifer Ruggeri | Sofia Costoulas | ||
| 1 or more | 64% | 7/11 | 94% | 16/17 |
| 3 or more | 18% | 2/11 | 41% | 7/17 |
| 5 or more | 9% | 1/11 | 12% | 2/17 |
| 10 or more | 0% | 0/11 | 0% | 0/17 |
| 15 or more | 0% | 0/11 | 0% | 0/17 |
| 20 or more | 0% | 0/11 | 0% | 0/17 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Ruggeri | Costoulas |
|---|---|---|
| W-L | 5–6 | 8–10 |
| Avg odds | 2.52 | 1.49 |
| ROI % | -19.1% | -42.0% |
| Units P/L | -2.10u | -7.56u |
Travel
Last 30 days
| Metric | Ruggeri | Costoulas |
|---|---|---|
| Countries | 3 | 3 |
| Events | 3 | 3 |
| Matches | 5 | 4 |
| Distance | — | — |
| Route | DEN → SRB → GER | SGP → CHN → ROU |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. 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
Ruggeri has a higher win rate against shared opponents (100% vs Costoulas's 50%).
| Opponent | Ruggeri | Costoulas |
|---|---|---|
| Raluka Serban | W 75 67 60 | W 63 64 |
| Anastasiia Sobolieva | W 76 57 60 | W 76 63 |
| Tatiana Pieri | W 64 62 | L |
| Kajsa Rinaldo Persson | W 62 62 | L 57 64 67 |
Recent Form
Last five matches per player
Nuria Brancaccio
W50 Heraklion · Quarterfinals
Oct 9
Raluka Serban
W50 Heraklion · 3rd Round
Oct 8
Ani Amiraghyan
W50 Heraklion · 2nd Round
Oct 7
Julia Grabher
Tolentino Open - Tolentino · 1st Round
Sep 22
Despina Papamichail
BBVA Open Internacional - Valencia · 2nd Round
Sep 16
Eva Vedder
BBVA Open Internacional - Valencia · 1st Round
Sep 15
Martina Trevisan
Montreux Nestle Open - Montreux · 1st Round
Sep 8
Sofia Costoulas
U.S. Open - New York · 1st Round Qualifying
Aug 26
Darya Astakhova
Suzhou WTA 125 - Suzhou · 1st Round
Oct 5
Sofya Lansere
Jingshan Tennis Open - Jingshan · 2nd Round
Oct 1
Kristina Mladenovic
Jingshan Tennis Open - Jingshan · 1st Round
Sep 29
Tatiana Prozorova
Singapore Tennis Open - Singapore · 1st Round
Sep 22
Hina Inoue
W50 Guiyang · 1st Round
Sep 8
Zhuoxuan Bai
W75 Tianjin · Quarterfinals
Sep 4
Kristiana Sidorova
W75 Tianjin · 2nd Round
Sep 3
Unknown Player
W75 Tianjin · 1st Round
Sep 2
Win rate
Matches, sets and games won · Last 12 months · 58–68 matches
| Metric | Ruggeri | Costoulas |
|---|---|---|
| Matches won | 59% | 56% |
| Sets won | 58% | 55% |
| Games won | 52% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Ruggeri | Costoulas |
|---|---|---|
| Grand Slam | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Ruggeri | Costoulas |
|---|---|---|
| Hard | 0 | 1 |
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