Joao Fonseca vs Gabriel Diallo Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
J. Fonseca vs G. Diallo

Joao Fonseca

BRA

1

Win

Played

1

Win

Age

Height

C. Rank

Best Rank

Total Titles

YTD Titles

$1.5M

Career Money

$1.7M

Plays

Gabriel Diallo

CAN

1

Win

Played

1

Win

Age

Height

C. Rank

Best Rank

Total Titles

YTD Titles

$1.5M

Career Money

$1.7M

Plays

Head-to-head: Fonseca 1 - 1 Diallo

They have played 4 sets in total, with Joao Fonseca winning 2 and Gabriel Diallo winning 2. The last match between Joao Fonseca and Gabriel Diallo was at the Lexington Challenger, 03-08-2024, Round: QF, Surface: Hard, with Joao Fonseca getting the victory 6-2 6-2.

Players	Head To Head Match Wins
Fonseca	1
Diallo	1

Last 2 H2H Matches:

(QF) Lexington Challenger(08-03-24)

Stats

Joao Fonseca

Gabriel Diallo

(R2) Chicago Challenger(07-24-24)

Stats

Gabriel Diallo

Joao Fonseca

J. Fonseca vs G. Diallo H2H Profile

J. Fonseca	Stats	G. Diallo
$1,492,160	Career Prize Money	$1,722,880
64.34% (92-51)	Career Total W/L	61.82% (170-105)
1	Hard	1
6	Titles	6
1	Total H2H Matches	1
61.90% (26-16)	YTD Win/Loss	54.72% (29-24)
2	YTD Titles	1

J. Fonseca vs G. Diallo Match Preview:

Second serve performance recent form: In recent form (last 6 months), Joao Fonseca has won 48.10% of points on their second serve, while Gabriel Diallo has won 44.41%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Joao Fonseca, in recent form, has won 44.58% of their opponent's second serve points, while Gabriel Diallo has won 40.02%. The same stats for first serve returns are 22.86% and 21.90% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Joao Fonseca has saved 60.50% of breakpoints in recent form, whereas Gabriel Diallo has saved 56.62% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Joao Fonseca has won 72.13% of matches played (W/L 44/17), with Gabriel Diallo winning 56.06% (W/L 37/29) that gives us an overall head-to head prediction overview.
Best surface: Joao Fonseca has their best career surface win % on Hard, winning 74% (W/L 31/11), and worse career win % on Grass, winning 42% (W/L 5/7). Gabriel Diallo has their best career surface win % on I.hard, winning 74% (W/L 50/27), and worse career win % on Clay, winning 53% (W/L 17/15).
Player level: In the last year, Joao Fonseca has played most of their matches on the Main tour, winning 78.95% of matches (W/L 15/4), where as Gabriel Diallo has played most of their matches on the Main tour, winning 58.62% of matches (W/L 17/12). 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 2 times before with Joao Fonseca winning 1 times and Gabriel Diallo being victorious 1 times. They have played 4 sets in total, with Joao Fonseca winning 2 and Gabriel Diallo winning 2.
The last match between Joao Fonseca and Gabriel Diallo was at the Lexington Challenger, 03-08-2024, Round: QF, Surface: Hard, with Joao Fonseca getting the victory 6-2 6-2.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:13:52.
Opponent quality stats: Over the last 12 months, Joao Fonseca has played against opponents with an average rank of 80.92 while Gabriel Diallo has played against players with an average rank of 84.29.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Joao Fonseca has won 72% of deciding sets over the last 12 months, while Gabriel Diallo has won 48% in all matches played on tour.
Break point conversion: In recent form, Joao Fonseca has converted 31.37% of breakpoint opportunities, and Gabriel Diallo has converted 34.26% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Joao Fonseca vs Gabriel Diallo Editorial Preview By TennisTipster88.

J. Fonseca vs G. Diallo H2H Stats Used In Our Predictions

J. Fonseca	Stats	G. Diallo
1	H2H Matches Won	1
2	Sets Won	2
19	Games Won	17
7	Aces (Total)	12
8	Total Double Faults	3
1:13:52	Average Match Time	1:13:52
62% (75/121)	1st Serve %	63% (58/92)
69% (52/75)	1st Serve Win %	74% (43/58)
50% (23/46)	2nd Serve Win %	56% (19/34)
50% (4/8)	Break Pts Won %	33% (3/9)
33% (30/92)	Return Points Win %	38% (46/121)
50% (1/2)	Best‑of‑3 Win %	50% (1/2)
100% (1/1)	1st Set Won, Won Match	100% (1/1)
0% (0/1)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

J. Fonseca Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Rolex Paris Masters - Paris - 27-10-2025
R2 Karen KhachanovK. Khachanov	L	6-1 3-6 6-3	Stats
R1 Denis ShapovalovD. Shapovalov	W	5-7 6-4 6-3	Stats
Swiss Indoors Basel - Basel - 20-10-2025
F Alejandro Davidovich FokinaA. Davidovich	W	6-3 6-4	Stats
SF Jaume Antoni Munar ClarJ. Antoni	W	7-6(4) 7-5	Stats
QF Denis ShapovalovD. Shapovalov	W	3-6 6-3 4-1 ret.	Stats

View All

G. Diallo Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Rolex Paris Masters - Paris - 27-10-2025
R2 Alex De MinaurA. De	L	7-6(8) 4-6 6-3	Stats
R1 Tallon GriekspoorT. Griekspoor	W	6-3 6-4	Stats
Swiss Indoors Basel - Basel - 20-10-2025
R1 Felix Auger AliassimeF. Auger	L	6-2 7-5	Stats
Almaty Open - Almaty - 13-10-2025
R2 James DuckworthJ. Duckworth	L	7-6(3) 6-7(3) 6-4	Stats
R1 Amir OmarkhanovA. Omarkhanov	W	6-3 6-1	Stats

View All

J. Fonseca vs G. Diallo Stats Breakdown Vs All H2H Opponents

J. Fonseca	Stats	G. Diallo
64.34% (92/51)	YTD Win/Loss	61.82% (170/105)
61.06% (218/139)	Sets Win/Loss	59.04% (392/272)
53.06% (1813/1604)	Games Win/Loss	52.95% (3532/3138)
73.81% (31/11)	Hard Win/Loss	62.77% (86/51)
59.68% (37/25)	Clay Win/Loss	53.13% (17/15)
70.37% (19/8)	Indoor Hard W/L	64.94% (50/27)
41.67% (5/7)	Grass Win/Loss	58.62% (17/12)
0.45	Aces Per Game	0.62
750	Aces Total	2033
0.18	Double Faults Per Game	0.23
305	Total Double Faults	739
1:43:49	Average Match Time	1:44:25
198.25	Average Opponent Rank	247.77
65% (6713/10404)	1st Serve %	67% (13020/19469)
71% (4744/6713)	1st Serve Win %	73% (9459/13021)
53% (1964/3691)	2nd Serve Win %	51% (3318/6449)
39% (417/1064)	Break Points Won % (Total)	39% (662/1687)
39% (4184/10838)	Return Points Win %	37% (7421/19824)
64.71% (11/6)	Slam W/L	57.14% (16/12)
50.00% (8/8)	Masters W/L	51.43% (18/17)
71.43% (5/2)	Cups W/L	54.55% (6/5)
65.52% (19/10)	Main Tour W/L	52.17% (24/22)
65.52% (38/20)	Challenger W/L	65.49% (74/39)
68.75% (11/5)	Futures W/L	76.19% (32/10)
63% (79/126)	Best of 3 Sets Win %	63% (163/259)
75% (12/16)	Best of 5 Sets Win %	46% (6/13)
58% (38/66)	Tiebreaks Win % (Total)	55% (73/133)
55% (27/49)	Deciding Set Win %	57% (54/95)
89% (83/74)	1st Set Won, Won Match	86% (160/138)
11% (83/9)	1st Set Won, Lost Match	14% (160/22)
28% (60/17)	1st Set Lost, Won Match	28% (115/32)