Tennis Predictionist
Japan Open · Semi-final · Hard

Katie Boulter vs Katerina Siniakova: H2H, Form & Win Chances

Katie Boulter Katie Boulter United Kingdom United Kingdom · No. 58
Katerina Siniakova Katerina Siniakova Czech Republic Czech Republic · No. 86
43% People predict 57%

as of 23 Oct, 12:05 UTC

What people expect i

What people put money on beyond the winner, as the chance of the likelier answer.

All 17 markets All 17 ›
  • 56% Siniakova takes the first set First set? Siniakova

as of · market-implied, not our prediction

Our take Below the market

Boulter v Siniakova

We give her 6 points less than the market

Show the numbers: players and head to head PlayersHead to head

Players i

Ranking, season record, form and the basics side by side. The green dot marks the better figure.

Players side by side
Katie Boulter Katie Boulter Boulter No. 58 Fact Katerina Siniakova Katerina Siniakova Siniakova No. 86
No. 58 (the better figure) Ranking No. 86
1,042 (the better figure) Ranking points 865
22–21 (the better figure) 2026 record 18–19
LLWWW Last 5 matches LLWWW
30 Age 30
182 cm Height 174 cm
United Kingdom Country Czech Republic

Head to head i

Their completed tour-level meetings, latest first.

No previous meetings between these players on record.

Follow this match

One email before Boulter plays Siniakova

When it starts in your time and what people predict. No password, no ads. Unsubscribe in one tap.

. What people predict, no password, no ads.