Quadra Central
Surface: Clay
Riera J
Sierra S
50
%
wins
- 5 wins
- 5 losses
10
last matches
- 3 wins
- 7 losses
30
%
wins
Tournament
Match
1
2
3
Result
W
29.10.2026
WTA 125K Curitiba, Brazil Women Singles
Riera J
Kabbaj Y
6
2
6
4
–
–
2
0
W
27.10.2026
WTA 125K Curitiba, Brazil Women Singles
Riera J
Masarova R
1
6
6
4
6
1
2
1
L
30.09.2026
WTA 125K Adana, Turkiye Women Singles
Ruzic A
Riera J
6
3
6
4
–
–
2
0
W
28.09.2026
WTA 125K Adana, Turkiye Women Singles
Riera J
Siskova A
7
5
6
2
–
–
2
0
L
22.09.2026
WTA 125k Ankara, Turkiye Women Singles
Micic E
Riera J
6
1
6
3
–
–
2
0
L
15.09.2026
WTA Sao Paulo, Brazil Women Singles
Riera J
Avanesyan E
2
6
4
6
–
–
0
2
L
11.09.2026
WTA 125K Barranquilla, Colombia Women Singles
Riera J
Blinkova A
2
6
2
6
–
–
0
2
W
10.09.2026
WTA 125K Barranquilla, Colombia Women Singles
Riera J
Stoiana M
4
6
7
6
6
3
2
1
W
09.09.2026
WTA 125K Barranquilla, Colombia Women Singles
Salkova D
Riera J
1
6
3
6
–
–
0
2
L
25.08.2026
US Open Women Singles
Hruncakova V
Riera J
6
3
6
4
–
–
2
0
Tournament
Match
1
2
3
Result
W
28.10.2026
WTA 125K Curitiba, Brazil Women Singles
Ce Gabriela
Sierra S
6
7
6
3
4
6
1
2
W
27.10.2026
WTA 125K Curitiba, Brazil Women Singles
Gonzalez Daniele J M
Sierra S
3
6
1
6
–
–
0
2
L
22.09.2026
WTA 125k Ankara, Turkiye Women Singles
Sierra S
Dilek D
3
6
3
6
–
–
0
2
L
17.09.2026
WTA Sao Paulo, Brazil Women Singles
Lamens S
Sierra S
6
3
6
2
–
–
2
0
W
15.09.2026
WTA Sao Paulo, Brazil Women Singles
Brace C
Sierra S
4
6
6
3
1
6
1
2
L
31.08.2026
US Open Women Singles
Svitolina E
Sierra S
6
1
6
2
–
–
2
0
L
12.08.2026
WTA Cincinnati, USA Women Singles
Sierra S
Ito Aoi
1
6
1
6
–
–
0
2
L
04.08.2026
WTA Toronto, Canada Women Singles
Sierra S
Stephens S
3
6
4
6
–
–
0
2
L
28.07.2026
WTA Memphis, USA Women Singles
Sierra S
Prozorova T
1
6
7
5
2
6
1
2
L
01.07.2026
Wimbledon Women Singles
Sierra S
Gauff C
3
6
6
3
6
7
1
2
Riera J
Sierra S
All tournaments
10
Matches
All tournaments
27
Aces
13
48
Double faults
73
255
Points on first serve
236
118
Points on second serve
127
38
Break points
30
688
Total Points
652
95
Total games won
91
1
Scored tiebreaks
1
Riera J
Sierra S
50
%
wins
- 3 wins
- 3 losses
6
last matches
- 3 wins
- 3 losses
50
%
wins
Tournament
Match
1
2
3
Result
30.04.2023
ITF Ecuador 02A, Women Singles
Riera J
Sierra S
6
4
4
6
6
4
2
1
22.04.2023
ITF Ecuador 01A, Women Singles
Riera J
Sierra S
1
6
6
1
6
4
2
1
25.02.2023
ITF Argentina 03A, Women Singles
Sierra S
Riera J
6
2
3
6
7
6
2
1
19.01.2023
ITF Argentina 02A, Women Singles
Sierra S
Riera J
6
3
6
2
–
–
2
0
12.01.2023
ITF Argentina 01A, Women Singles
Riera J
Sierra S
6
4
2
6
7
6
2
1
14.10.2022
ITF Argentina 08A, Women Singles
Sierra S
Riera J
6
3
6
4
–
–
2
0
Riera J
Country:
Argentina
Rating:
WTA: 140
(Max: 93)
Leading hand:
Right
Age:
24 years
Height / weight:
n/a
Statistics by coverage
Hard:
50%
(6-6)
Grass:
50%
(1-1)
Clay:
52.3%
(11-10)
Sierra S
Country:
Argentina
Rating:
WTA: 101
(Max: 56)
Leading hand:
Right
Age:
22 years
Height / weight:
n/a
Statistics by coverage
Hard:
33.3%
(9-18)
Grass:
57.1%
(4-3)
Clay:
68.4%
(13-6)
Qualification
Main draw
Qualification
Main draw
Date
Match
Result
30.10.2026 18:00
Riera J
Sierra S
–
–
30.10.2026 18:00
Romero Gormaz L
Grabher J
–
–
30.10.2026 19:10
Jones F
Leme da Silva N V
–
–
30.10.2026 20:20
Tubello A
Ortenzi J
–
–