Court 5
Surface: Hard
Callejon Hernando S
Wallin O
50%
wins
- 5 wins
- 5 losses
10
last matches
- 4 wins
- 6 losses
40%
wins
Tournament
Match
1
2
3
Result
L
17.11.2025
ATP Challenger Bergamo, Italy Men Singles
Ribecai M
Callejon Hernando S
7
5
7
6
–
–
2
0
W
16.11.2025
ATP Challenger Bergamo, Italy Men Singles
Borrelli L
Callejon Hernando S
4
6
2
6
–
–
0
2
L
30.10.2025
ATP Challenger Monastir, Tunisia Men Singles
Bertola R
Callejon Hernando S
6
4
6
3
–
–
2
0
W
28.10.2025
ATP Challenger Monastir, Tunisia Men Singles
Callejon Hernando S
Onclin G
6
3
6
3
–
–
2
0
W
27.10.2025
ATP Challenger Monastir, Tunisia Men Singles
Blanch Dali
Callejon Hernando S
6
4
5
7
2
6
1
2
W
26.10.2025
ATP Challenger Monastir, Tunisia Men Singles
Callejon Hernando S
Pieczkowski O
6
4
6
4
–
–
2
0
L
19.10.2025
ATP Challenger Hamburg, Germany Men Singles
Callejon Hernando S
Moeller M
2
6
0
6
–
–
0
2
L
26.08.2025
ATP Challenger Manacor, Spain Men Singles
Callejon Hernando S
Masur D
6
7
2
6
–
–
0
2
W
25.08.2025
ATP Challenger Manacor, Spain Men Singles
Pichler D
Callejon Hernando S
3
6
4
6
–
–
0
2
L
13.07.2025
ATP Challenger Pozoblanco, Spain Men Singles
Parker S
Callejon Hernando S
3
6
6
4
6
2
2
1
Tournament
Match
1
2
3
Result
L
02.11.2025
ATP Challenger Helsinki, Finland Men Singles
Wallin O
Martineau M
6
7
6
3
2
6
1
2
L
14.10.2025
ATP Challenger Lincoln (NE), USA Men Singles
Wallin O
Mmoh M
4
6
2
6
–
–
0
2
L
07.10.2025
ATP Challenger Fairfield, USA Men Singles
Wallin O
Winter E
3
6
4
6
–
–
0
2
L
02.10.2025
ATP Challenger Tiburon, USA Men Singles
Zheng Michael
Wallin O
6
4
6
1
–
–
2
0
W
30.09.2025
ATP Challenger Tiburon, USA Men Singles
Wallin O
Damm M
2
6
7
6
6
3
2
1
W
29.09.2025
ATP Challenger Tiburon, USA Men Singles
Wallin O
Godsick N
6
2
6
4
–
–
2
0
W
28.09.2025
ATP Challenger Tiburon, USA Men Singles
Wallin O
Bigun K
6
2
6
4
–
–
2
0
L
25.09.2025
ATP Challenger Las Vegas, USA Men Singles
Bouzige M
Wallin O
6
7
7
6
6
3
2
1
W
23.09.2025
ATP Challenger Las Vegas, USA Men Singles
Wallin O
Pinnington Jones J
1
6
6
3
6
2
2
1
L
13.09.2025
Davis Cup
Wallin O
Echargui M
5
7
3
6
–
–
0
2
Callejon Hernando S
Wallin O
All tournaments
10
Matches
All tournaments
Match
Match
14
Serves to out
55
9
Double faults
21
400
% first serve
422
233
% second serve
296
264
Points scored on first serve
282
134
Points scored on second serve
166
28
Scored break points
22
651
Total won points
704
105
Total games won
108
0
Scored tiebreaks
2
Callejon Hernando S
Country:
Spain
Rating:
n/a
Leading hand:
Left
Age:
21 year
Height / weight:
n/a / n/a
Statistics by coverage
Hard:
50%
(5-5)
Wallin O
Country:
Sweden
Rating:
ATP: 460
(Max: 402)
Leading hand:
-
Age:
24 years
Height / weight:
n/a / n/a
Statistics by coverage
Hard:
36.3%
(4-7)
Clay:
62.5%
(10-6)
Qualification
Main draw
Qualification
Main draw
Round of 32
Round of 16
Quarterfinals
Semifinals
Fery A
–
Thanos A
–
Fajta P
–
Molleker R
–
Sakellaridis D
–
Dalla Valle E
–
Robertson C
–
Coulibaly E
–
Wendelken H
1
Efstathiou M
2
Callejon Hernando S
–
Wallin O
–
Barroso Campos A
–
Tsitsipas Pavlos
–
Ribecai M
2
Dedura-Palomero D
1
Potenza L
–
Braynin A
–
Vylegzhanin N
–
Angelini L
–
Kumstat J
–
Kasnikowski M
–
Geerts M
–
Hussey G
–
Henning P
–
Basile P
–
Caniato C A
–
Story J
–
Prihodko O
2
Zapata Mirales B
1
Preda L
0
Kopp S
1
Efstathiou M
–
Ribecai M
–
Prihodko O
–
Kopp S
–