Lois Boisson vs Yeon Woo Ku — Seoul Round of 32

Seoul · WTA · Round of 32
Lois Boisson
FRA
Lois Boisson
#154WTA
1728ELO
1568Hard ELO
$57kYTD
$1.2MCAREER
23 yrs · 175 cm · Right-handed
Last 10 · pre-match
LLLLWLLLLW
2 — 0
Sets
Monday, 15 September 2025
hard
KOR
Yeon Woo Ku
1519ELO
1500Hard ELO
23 yrs
Last 10 · pre-match
LLWWWWWWWW
Boisson L.
6-2 6-1
Ku Y.
Boisson L.
662
Ku Y.
210

Lois Boisson defeated Yeon Woo Ku 6-2 6-1 in the Seoul round of 32 on hard.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Boisson L.serving66% hold

wins 57% of points on serve vs Ku Y.

Ku Y.serving71% hold

wins 59% of points on serve vs Boisson L.

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

Statistics

This season
Boisson L.Ku Y.
1st serve in·Even
63%
67%
1st serve points won·Slight edge
69%
61%
2nd serve points won·Even
45%
47%
Service points won·Even
60%
57%
Return points won·Slight edge
44%
49%
Break points saved·Even
60%
56%
Aces / match·Dominant
4.2
1.1
Double faults / match·Even
3.3
3.3

Averages over each player's completed matches in the selected window (42 vs 89). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Boisson L.
6.5
Marginal edgeUmpiry Score
  • Extended break: 29 days (−0.3)
Ku Y.
3.9
Heavy underdogUmpiry Score
  • Recent retirement (−1.5)
Form & Matchup
8.2+68 Hard Elo edge
Surface ELO
1.8Hard Elo 1500
10.0Overall Elo 1728
ELO gap
0.0Overall Elo 1519
5.0No prior meetings
H2H
5.0
3.7
Surface form
7.1
0.0
Win streak
0.0
Fatigue & Travel
7.0
Prev. match
Context
5.0
Defending pts
5.0

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.

Freshness

Recent load
Boisson L.Ku Y.
Freshness·Even
97
100

Boisson L.: 12 days rest · 1 match (14d) · Ku Y.: 19 days rest. Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast

Draw

Final
Swiatek I.[1]
Alexandrova E.[2]
1-67-637-5
Semi-finals
Swiatek I.[1]
Joint M.
6-06-2
Alexandrova E.[2]
Siniakova K.
6-46-2
Quarter-finals
Swiatek I.[1]
Krejcikova B.
6-06-3
Siniakova K.
Lamens S.
6-17-5
Alexandrova E.[2]
Seidel E.
6-26-3
Joint M.
Tauson C.[3]
6-06-3
R16
Swiatek I.[1]
Cirstea S.
6-36-2
Krejcikova B.
Raducanu E.[8]
4-67-6106-1
Seidel E.
Haddad Maia B.[6]
6-747-637-5
Joint M.
Kenin S.[7]
6-36-1
Siniakova K.
Kasatkina D.[4]
7-626-2
Alexandrova E.[2]
Boisson L.
4-66-26-2
Lamens S.
Shnaider D.[5]
6-46-4
Tauson C.[3]
Lys E.
6-27-64
R32
Haddad Maia B.[6]
Back D.
6-46-3
Lys E.
Krueger A.
6-36-4
Krejcikova B.
Prozorova T.
6-16-2
Cirstea S.
Zakharova A.
6-36-1
Raducanu E.[8]
Cristian J.
6-36-4
Boisson L.
Ku Y.
6-26-1
Seidel E.
Ponchet J.
5-76-46-2
Kenin S.[7]
Siegemund L.
2-66-37-5
Joint M.
Fruhvirtova L.
6-47-64
Lamens S.
Maria T.
6-46-1
Siniakova K.
Park S.
6-26-2
Shnaider D.[5]
Mcnally C.
2-66-26-4