Giselle Isabella Guillen vs Katie SwanPrediction, Head-to-Head Results, and Stats
🇦🇺Giselle Isabella Guillen
Unranked · 18 yrs · Right-Handed
14w1 meeting · sets 0–2
🇬🇧Katie Swan
#206 · 27 yrs · Right-Handed
9wGiselle Isabella Guillen and Katie Swan have met 1 time since 2025; Katie Swan leads 1–0. Across all meetings Guillen has taken 0 sets to Swan's 2. Their most recent meeting: Katie Swan won at W35 Wagga Wagga 1 (2025).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Isabella Guillen | Swan | ||
|---|---|---|---|---|
| Indicator | Giselle Isabella Guillen | Katie Swan | ||
| Wins in straight sets | 100% | 1/1 | 83% | 30/36 |
| Wins a set when losing | 40% | 2/5 | 45% | 5/11 |
| Goes to a deciding set | 33% | 2/6 | 23% | 11/47 |
| Covers −1.5 sets as favorite | — | 69% | 24/35 | |
| Covers +1.5 sets as underdog | 50% | 1/2 | 78% | 7/9 |
| Tiebreak sets won | — | 43% | 6/14 | |
| Wins after taking set 1 | 100% | 1/1 | 94% | 32/34 |
| Wins 2-0 after taking set 1 | 100% | 1/1 | 88% | 30/34 |
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. Small sample — read with care. Head-to-head: 1 of 1 completed meetings ended in straight sets (Isabella Guillen 0, Swan 1).
Previous meetings
1 career meeting, newest first
Sep 11, 2025
W35 Wagga Wagga 1
H Hard · 1st Round
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Guillen | Swan |
|---|---|---|
| W-L | - | 2–2 |
| Avg odds | - | 3.54 |
| ROI % | - | +11.0% |
| Units P/L | - | +0.44u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Common opponents
Results vs. opponents both players faced · Last 12 months
Swan has a higher win rate against shared opponents (100% vs Guillen's 0%).
| Opponent | Guillen | Swan |
|---|---|---|
| Erika Sema | L 36 16 | W 63 61 |
Recent Form
Last five matches per player
Kurea Hayasaka
W15 Fukui · 1st Round
May 27
Sara Yoshida
W15 Toyama · 2nd Round
May 22
Sara Yoshida
W15 Toyama · Round of 16
May 21
Shiho Tsujioka
W15 Toyama · 1st Round
May 20
Erika Sema
W35 Wagga Wagga 2 · 1st Round
Sep 16
Katie Swan
W35 Wagga Wagga 1 · 1st Round
Sep 11
Catherine Aulia
W15 Tweed Heads 1 · Final
Aug 10
Yuno Kitahara
W15 Tweed Heads 1 · Semifinals
Aug 9
Madison Keys
Wimbledon - London · 2nd Round
Jul 2
Irina Camelia Begu
Wimbledon - London · 1st Round
Jun 30
Viktorija Golubic
Lexus Ilkley Open - Ilkley · 2nd Round
Jun 12
Tereza Martincova
Lexus Ilkley Open - Ilkley · 1st Round
Jun 10
Taylah Preston
Lexus Birmingham Open - Birmingham · 2nd Round
Jun 4
Kyoka Okamura
W75 Kurume · Final
May 17
Mei Yamaguchi
W75 Kurume · Semifinals
May 16
Sara Saito
W75 Kurume · Quarterfinals
May 15
Win rate
Matches, sets and games won · Last 12 months · 6–48 matches
| Metric | Guillen | Swan |
|---|---|---|
| Matches won | 17% | 75% |
| Sets won | 29% | 73% |
| Games won | 34% | 60% |
Record by tier
Head-to-head record by tournament tier
| Stage | Guillen | Swan |
|---|---|---|
| ITF W35 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Guillen | Swan |
|---|---|---|
| Hard | 0 | 1 |
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