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Guido Ivan Justo

17/12/1997 · right-handed

Global Elo

1666

Record

0-3

ATP / Tour Record

Wins
0
Losses
3
Matches
3

Challenger Record

Wins
85
Losses
64
Matches
149

Elo and Record by Surface

Clay 1683
Wins
0
Losses
1
Matches
1

Challenger

Wins
85
Losses
64
Matches
149
Hard 1429
Wins
0
Losses
2
Matches
2
Grass 1500
Wins
0
Losses
0
Matches
0

Elo Over Time

1730 1421
2021-02-14 2026-09-23 · 1682

152 matches in this range.

Performance vs. the Odds

Career record grouped by how big a favorite the market made Guido Ivan Justo, based on their average odds.

Heavy favorite (odds below 1.30) 1W–0L · 100.0%
Favorite (odds 1.30-1.80) 5W–3L · 62.5%
Even match (odds 1.80-2.20) 1W–1L · 50.0%
Underdog (odds 2.20-4.00) 1W–3L · 25.0%
Heavy underdog (odds above 4.00) 0W–1L · 0.0%

16 matches with market odds since 2026-05-25.

Serve & Return

Serve and return win rates from the last 10 matches at the selected level.

1st Serve In % 59.5%
1st Serve Points Won % 52.1%
2nd Serve Points Won % 50.0%
Return Points Won vs 1st Serve % 23.1%
Return Points Won vs 2nd Serve % 45.7%
Aces per Service Game 0.11
Double Faults per Service Game 0.11

Based on the last 10 ATP/Grand Slam matches.

1st Serve In % 66.9%
1st Serve Points Won % 62.1%
2nd Serve Points Won % 50.0%
Return Points Won vs 1st Serve % 34.0%
Return Points Won vs 2nd Serve % 47.5%
Aces per Service Game 0.17
Double Faults per Service Game 0.18

Based on the last 10 Challenger matches.

Break Point Performance

How the player handles the biggest points, from the last 10 matches at the selected level.

Break Points Saved % 18.8%
Break Points Converted % 36.4%

Based on the last 10 ATP/Grand Slam matches.

Break Points Saved % 57.1%
Break Points Converted % 45.8%

Based on the last 10 Challenger matches.

Recent Matches

L Clay Buenos Aires challenger · R16 · 2026-09-23

vs Facundo Mena #220

6-4 7-6

Guido Ivan Justo Facundo Mena
3 Aces 5
4 Double Faults 4
- Service Points -
- First Serve In -
33 First Serve Won 26
16 Second Serve Won 22
6 Break Points Saved 5
9 Break Points Faced 7
- Winners -
- Unforced Errors -
2.2 Average Odds 1.6
W Clay Buenos Aires challenger · 1. round · 2026-09-22

vs Gonzalo Villanueva #328

6-4 3-6 6-1

Guido Ivan Justo Gonzalo Villanueva
3 Aces 5
6 Double Faults 1
- Service Points -
- First Serve In -
28 First Serve Won 39
14 Second Serve Won 10
4 Break Points Saved 4
9 Break Points Faced 7
- Winners -
- Unforced Errors -
1.8 Average Odds 1.9
L Hard US Open · qualification - 1. round · 2026-08-25

vs Hugo Gaston #88

7-5 6-3

Guido Ivan Justo Hugo Gaston
2 Aces 1
2 Double Faults 3
60 Service Points 62
34 First Serve In 26
19 First Serve Won 22
12 Second Serve Won 17
2 Break Points Saved 1
7 Break Points Faced 3
14 Winners 17
19 Unforced Errors 13
5.8 Average Odds 1.1
L Clay Liberec challenger · R16 · 2026-07-30

vs Juan Bautista Torres #276

6-3 6-3

Guido Ivan Justo Juan Bautista Torres
0 Aces 0
3 Double Faults 3
56 Service Points 50
33 First Serve In 27
21 First Serve Won 11
11 Second Serve Won 8
7 Break Points Saved 1
10 Break Points Faced 7
- Winners -
- Unforced Errors -
1.6 Average Odds 2.2
W Clay Liberec challenger · 1. round · 2026-07-28

vs Sascha Gueymard Wayenburg #313

6-4 6-4

Guido Ivan Justo Sascha Gueymard Wayenburg
2 Aces 4
1 Double Faults 7
61 Service Points 71
42 First Serve In 35
28 First Serve Won 20
12 Second Serve Won 18
0 Break Points Saved 7
2 Break Points Faced 11
- Winners -
- Unforced Errors -
1.8 Average Odds 2.0
L Clay Tampere challenger · R16 · 2026-07-23

vs Diego Dedura Palomero #252

6-4 6-2

Guido Ivan Justo Diego Dedura Palomero
0 Aces 0
1 Double Faults 0
59 Service Points 52
40 First Serve In 39
19 First Serve Won 28
11 Second Serve Won 7
4 Break Points Saved 0
8 Break Points Faced 1
- Winners -
- Unforced Errors -
2.5 Average Odds 1.5
W Clay Tampere challenger · 1. round · 2026-07-21

vs Genaro Alberto Olivieri #199

6-3 6-1

Guido Ivan Justo Genaro Alberto Olivieri
1 Aces 1
0 Double Faults 1
49 Service Points 42
37 First Serve In 30
16 First Serve Won 27
3 Second Serve Won 5
1 Break Points Saved 1
6 Break Points Faced 2
- Winners -
- Unforced Errors -
1.6 Average Odds 2.3
L Clay Cordenons challenger · R16 · 2026-07-15

vs Federico Bondioli #346

6-3 7-6

Guido Ivan Justo Federico Bondioli
1 Aces 3
2 Double Faults 1
78 Service Points 71
47 First Serve In 41
31 First Serve Won 26
14 Second Serve Won 21
4 Break Points Saved 5
7 Break Points Faced 6
- Winners -
- Unforced Errors -
1.6 Average Odds 2.2
W Clay Cordenons challenger · 1. round · 2026-07-13

vs Max Hans Rehberg #409

6-3 6-4

Guido Ivan Justo Max Hans Rehberg
1 Aces 3
1 Double Faults 0
51 Service Points 50
27 First Serve In 36
21 First Serve Won 28
13 Second Serve Won 12
1 Break Points Saved 0
3 Break Points Faced 0
- Winners -
- Unforced Errors -
2.5 Average Odds 1.5
L Clay Trieste challenger · R16 · 2026-07-08

vs Lukas Neumayer #167

6-4 5-7 6-4

Guido Ivan Justo Lukas Neumayer
6 Aces 3
1 Double Faults 2
116 Service Points 110
88 First Serve In 65
54 First Serve Won 40
11 Second Serve Won 23
16 Break Points Saved 7
22 Break Points Faced 12
- Winners -
- Unforced Errors -
3.2 Average Odds 1.3