Prediction of Guillermo Olaso vs Jose Sierra Calderon Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
G. Olaso vs J. Sierra Calderon

Guillermo Olaso

ESP

1

Win

Played

0

Win

Age

5'9" (175 cm)

Height

461

C. Rank

Ret.

167

Best Rank

Total Titles

YTD Titles

$67.6K

Career Money

Right-Handed

Plays

Jose Sierra Calderon

ESP

1

Win

Played

0

Win

Age

5'9" (175 cm)

Height

461

C. Rank

Ret.

167

Best Rank

Total Titles

YTD Titles

$67.6K

Career Money

Right-Handed

Plays

Head-to-head: Olaso 1 - 0 Calderon

They have played 2 sets in total, with Guillermo Olaso winning 2 and Jose Sierra Calderon winning 0. The last match between Guillermo Olaso and Jose Sierra Calderon was at the Seville Challenger, 07-09-2009, Round: Q2, Surface: Clay, with Guillermo Olaso getting the victory 6-1 3-0 ret..

Players	Head To Head Match Wins
Olaso	1
Calderon	0

Last 1 H2H Matches:

(Q2) Seville Challenger(09-07-09)

Stats

Guillermo Olaso

Jose Sierra Calderon

G. Olaso vs J. S. Calderon H2H Profile

G. Olaso	Stats	J. S. Calderon
$67,573	Career Prize Money	$0
61.09% (427-272)	Career Total W/L	33.33% (1-2)
1	Clay	0
12	Titles	0
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

G. Olaso vs J. S. Calderon Match Preview:

Second serve performance recent form: In recent form (last 6 months), Guillermo Olaso has won 29.79% of points on their second serve, while Jose Sierra Calderon has won 0%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Guillermo Olaso, in recent form, has won 33.33% of their opponent's second serve points, while Jose Sierra Calderon has won 0%. The same stats for first serve returns are 31.94% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Guillermo Olaso has saved 40.00% of breakpoints in recent form, whereas Jose Sierra Calderon has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Guillermo Olaso has won 66.67% of matches played (W/L 2/1), with Jose Sierra Calderon winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
Best surface: Guillermo Olaso has their best career surface win % on I.hard, winning 61% (W/L 22/14), and worse career win % on Grass, winning 40% (W/L 2/3). Jose Sierra Calderon has their best career surface win % on Clay, winning 61% (W/L 1/2), and worse career win % on Clay, winning 33% (W/L 1/2).
Player level: In the last year, Guillermo Olaso has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 66.67% of matches (W/L 2/1), where as Jose Sierra Calderon has played most of their matches on the N/A, winning 0% of matches (W/L 0/0). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
Direct H2H matches: They have played 1 times before with Guillermo Olaso winning 1 times and Jose Sierra Calderon being victorious 0 times. They have played 2 sets in total, with Guillermo Olaso winning 2 and Jose Sierra Calderon winning 0.
The last match between Guillermo Olaso and Jose Sierra Calderon was at the Seville Challenger, 07-09-2009, Round: Q2, Surface: Clay, with Guillermo Olaso getting the victory 6-1 3-0 ret..
Head to head match duration: In past head to head matches, the average match time between these players has been 0:0:0.
Opponent quality stats: Over the last 12 months, Guillermo Olaso has played against opponents with an average rank of 139.33 while Jose Sierra Calderon has played against players with an average rank of 0.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Guillermo Olaso has won 0% of deciding sets over the last 12 months, while Jose Sierra Calderon has won 0% in all matches played on tour.
Break point conversion: In recent form, Guillermo Olaso has converted 100.00% of breakpoint opportunities, and Jose Sierra Calderon has converted 0% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Guillermo Olaso vs Jose Sierra Calderon Editorial Preview By TennisTipster88.

G. Olaso vs J. S. Calderon H2H Stats Used In Our Predictions

G. Olaso	Stats	J. S. Calderon
1	H2H Matches Won	0
2	Sets Won	0
9	Games Won	1
0:0:0	Average Match Time	0:0:0
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/0)
0% (0/1)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

G. Olaso Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M15 Singapore - 04-08-2025
R1 Kasidit SamrejK. Samrej	L	6-3 6-4	Stats
Q3 Keerthivassan SureshK. Suresh	W	6-1 6-0	Stats
Q1 Andras NeczA. Necz	W	6-2 6-2	Stats
M15 Singapore - 09-09-2024
QF Sanhui ShinS. Shin	L	6-2 6-2	Stats
R2 Leo VithoontienL. Vithoontien	W	6-2 0-6 6-4	Stats

View All

J. S. Calderon Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Seville Challenger - 07-09-2009
Q1 Evgeny ProkhorenkoE. Prokhorenko	W	7-5 2-6 6-3	Stats
Q2 Guillermo OlasoG. Olaso	L	6-1 3-0 ret.	Stats
Challenger Copa Sevilla 2008 - Seville - 08-09-2008
Q1 Alberto Rodriguez-CervantesA. Rodriguez-Cervantes	L	6-2 6-3	Stats

View All

G. Olaso vs J. S. Calderon Stats Breakdown Vs All H2H Opponents

G. Olaso	Stats	J. S. Calderon
61.09% (427/272)	YTD Win/Loss	33.33% (1/2)
58.27% (948/679)	Sets Win/Loss	28.57% (2/5)
52.96% (7970/7079)	Games Win/Loss	37.50% (21/35)
61.29% (76/48)	Hard Win/Loss	0% (0/0)
61.24% (327/207)	Clay Win/Loss	33.33% (1/2)
61.11% (22/14)	Indoor Hard W/L	0% (0/0)
40.00% (2/3)	Grass Win/Loss	0% (0/0)
0.07	Aces Per Game	0
541	Aces Total	0
0.09	Double Faults Per Game	0
635	Total Double Faults	0
1st Match	Average Match Time	1st Match
580.74	Average Opponent Rank	153.67
54% (7588/14060)	1st Serve %	0% (0/0)
67% (5096/7588)	1st Serve Win %	0% (0/0)
50% (3204/6472)	2nd Serve Win %	0% (0/0)
44% (621/1424)	Break Points Won % (Total)	0% (0/0)
40% (5600/13946)	Return Points Win %	0% (0/0)
40.00% (6/9)	Slam W/L	0% (0/0)
51.61% (16/15)	Main Tour W/L	0% (0/0)
49.31% (107/110)	Challenger W/L	33.33% (1/2)
68.35% (298/138)	Futures W/L	0% (0/0)
62% (422/683)	Best of 3 Sets Win %	33% (1/3)
43% (3/7)	Best of 5 Sets Win %	0% (0/0)
54% (106/196)	Tiebreaks Win % (Total)	0% (0/0)
60% (139/232)	Deciding Set Win %	100% (1/1)
87% (416/362)	1st Set Won, Won Match	100% (1/1)
13% (416/52)	1st Set Won, Lost Match	0% (1/0)
23% (283/65)	1st Set Lost, Won Match	0% (2/0)