Vivian Wolff vs Astrid Lew Yan Foon

W75 Koksijde · ITF · Round of 32

GER3

Vivian Wolff

#243WTA

1431ELO

1324Clay ELO

27 yrs · Right-handed

Last 10

LWWWWLLLLW

—

Sets

Tuesday, 4 August 2026 · 13:00

clay

FRA

Astrid Lew Yan Foon

#451WTA

1285ELO

1256Clay ELO

20 yrs

Last 10

LWWWLLWWLW

Wolff V.

Lew Yan Foon A.

Vivian Wolff faces Astrid Lew Yan Foon in the W75 Koksijde round of 32 on clay. Vivian Wolff holds the paper edge — ranked #243, leading the head-to-head 1–0, a roughly 70-point clay Elo advantage. Recent clay form is closely matched.

Win Probability

Pre-match · updated 06:50 UTC

Wolff V.70%

Lew Yan Foon A.30%

Toss-up
50–58%

Slight edge
58–67%

Clear favourite
67–80%

Strong favourite
80%+

Clear favourite · Wolff V. clearly ahead, but no certainty

Calibrated model (out-of-sample validated). Probability is a statistical estimate, not a certainty. How it works.

Key context

Form trend: Astrid Lew Yan Foon's form has been trending up over recent weeks, while Vivian Wolff's has cooled.
Fatigue load: Vivian Wolff carries the heavier recent load — 3 three-setters to 2 in the past fortnight.
Head-to-head: Vivian Wolff leads the head-to-head 1–0. Last met at W35 Darmstadt 1 2025.

Common opponents

Last 12 months

No common opponents in the last 12 months.

Includes tour-level, 125s, qualifying and team events (⚑). Walkovers excluded. Describes past results in different contexts — not a prediction.

Umpiry Score

Pre-match

Wolff V.

6.5

Marginal edgeUmpiry Score

Lew Yan Foon A.

4.9

Heavy underdogUmpiry Score

Form & Matchup

5.9+69 Clay Elo edge

Surface ELO

4.1Clay Elo 1256

6.8Overall Elo 1431

ELO gap

3.2Overall Elo 1285

7.8Leads 2–0 on clay

H2H

2.2Trails 0–2 on clay

4.75 of last 10 on clay

Surface form

4.65 of last 10 on clay

0.0Lost last 3

Win streak

0.0

Context

5.0Didn't play here last year

Defending pts

5.0Didn't play here last year

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

34 vs 15 matches

Statistics

This season

Wolff V.Lew Yan Foon A.

1st serve in·Clear edge

66%

54%

1st serve points won·Slight edge

60%

66%

2nd serve points won·Even

43%

44%

Service points won·Even

55%

56%

Return points won·Slight edge

48%

43%

Break points saved·Even

53%

56%

Aces / match·Clear edge

1.0

2.5

Double faults / match·Slight edge

3.4

3.9

Averages over each player's completed matches in the selected window (34 vs 15). ATP, WTA & Challenger.

Serve vs return

This season

Wolff V.serving49% hold

wins 49% of points on serve vs Lew Yan Foon A.

Lew Yan Foon A.serving40% hold

wins 46% of points on serve vs Wolff V.

Baseline battle — serve is shaky, expect plenty of breaks

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Freshness

Recent load

Wolff V.Lew Yan Foon A.

Freshness·

100

—

Wolff V.: 21 days rest. Higher means fresher. About

Conditions

Weather forecast

26°CClear

Wind 14 km/hHumidity 61%

Head to head

1–0

Date	Tournament	Round	Surface	Winner	Score
2025-07-17	W35 Darmstadt 1	R16	clay	Vivian Wolff	6-1 6-2

Vivian Wolff vs Astrid Lew Yan Foon — W75 Koksijde Round of 32