Janice Tjen vs Kallista Liu — W100 Evansville Round of 32

W100 Evansville · CHALLENGER · Round of 32
INA
Janice Tjen
#39WTA
1658ELO
1684Hard ELO
$630kYTD
$984kCAREER
24 yrs · 171 cm · Right-handed
Last 10 · pre-match
LWLLLLWLWL
0 — 0
Sets
Monday, 21 July 2025
hard
USA
Kallista Liu
#934WTA
22 yrs
Last 10 · pre-match
LLWWLLLWWW
Tjen J.
7-6 6-1
Liu K.
Tjen J.
7962
Liu K.
671–

Janice Tjen defeated Kallista Liu 7-6 6-1 in the W100 Evansville round of 32 on hard. The result followed the form book — Janice Tjen came in ranked #39.

Key context

  • Match story: Janice Tjen came through a tight passage before pulling clear — 7–6 6–1.

Head to head

No previous meetings on record.

Serve vs return

This season
Tjen J.serving65% hold

wins 56% of points on serve vs Liu K.

Liu K.serving34% hold

wins 44% of points on serve vs Tjen J.

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

Serve & return on hard

Tjen J.Liu K.
53
Serve
—
13
Return
—

Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About

Statistics

This season
Tjen J.Liu K.
1st serve in·Slight edge
62%
70%
1st serve points won·Clear edge
69%
52%
2nd serve points won·Slight edge
51%
43%
Service points won·Clear edge
62%
49%
Return points won·Even
46%
46%
Break points saved·Slight edge
57%
46%
Aces / match·Dominant
3.4
0.4
Double faults / match·Clear edge
2.7
1.3

Averages over each player's completed matches in the selected window (97 vs 24). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Tjen J.
6.7
Slight advantageUmpiry ScorePartial · surface data limited
  • Extended break: 28 days (−0.3)
Liu K.
5.7
Slight disadvantageUmpiry ScorePartial · surface data limited
Form & Matchup
5.0No prior meetings
H2H
5.0
10.0
Surface form
3.9
10.020-match win streak
Win streak
0.0Lost last 3
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
Tjen J.Liu K.
Freshness·
95
—

Tjen J.: 12 days rest · 2 matches (14d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast

Draw

Final
Mcnally C.
Vidmanova D.
7-56-4
Semi-finals
Vidmanova D.
Hartono A.
6-36-4
Mcnally C.
Wang X.
6-36-1
Quarter-finals
Wang X.
Yuan Y.
7-6117-5
Hartono A.
Sakatsume H.
7-656-1
Mcnally C.
Tjen J.
6-27-63
Vidmanova D.
Gibson T.
6-46-1
R16
Hartono A.
Crawley F.
6-26-0
Gibson T.
Day K.
6-26-2
Tjen J.
Zhao C.
6-46-2
Yuan Y.
Akli A.
6-26-2
Mcnally C.
Cross K.
6-36-2
Vidmanova D.
Jones M.
6-26-2
Wang X.
Brace C.
6-07-5
Sakatsume H.
Chang H.
7-56-767-5
R32
Cross K.
Ma Y.
6-46-1
Chang H.
Yamaguchi M.
6-26-2
Tjen J.
Liu K.
7-676-1
Crawley F.
Ekstrand M.
6-746-36-4
Hartono A.
Daniel J.
7-656-2
Brace C.
Rogers A.
6-36-2
Mcnally C.
You X.
6-36-3
Jones M.
Osuigwe V.
0-66-47-65
Sakatsume H.
Osuigwe W.
6-24-65-2
Akli A.
Ionescu E.
6-16-2
Wang X.
Stoiana M.
6-41-66-2
Vidmanova D.
Kalieva E.
6-46-3
Gibson T.
Reami A.
6-44-66-1
Day K.
Mandlik E.
5-77-56-2
Zhao C.
Daavettila S.
7-56-3
Yuan Y.
Vozniak K.
6-16-1