Prediction of Ramkumar Ramanathan vs Hunter Callahan Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
R. Ramanathan vs H. Callahan

Ramkumar Ramanathan

IND

2

Win

Played

0

Win

Age

6'2" (188 cm)

Height

6'3" (191 cm)

629

C. Rank

Ret.

111

Best Rank

696

Total Titles

YTD Titles

$439.6K

Career Money

Right-Handed

Plays

Right-Handed

Hunter Callahan

USA

2

Win

Played

0

Win

Age

6'2" (188 cm)

Height

6'3" (191 cm)

629

C. Rank

Ret.

111

Best Rank

696

Total Titles

YTD Titles

$439.6K

Career Money

Right-Handed

Plays

Right-Handed

Head-to-head: Ramanathan 2 - 0 Callahan

They have played 5 sets in total, with Ramkumar Ramanathan winning 4 and Hunter Callahan winning 1. The last match between Ramkumar Ramanathan and Hunter Callahan was at the USA F9 (Orlando), 01-03-2017, Round: R1, Surface: Clay, with Ramkumar Ramanathan getting the victory 6-1 6-2.

Players	Head To Head Match Wins
Ramanathan	2
Callahan	0

Last 2 H2H Matches:

(R1) USA F9 (Orlando)(03-01-17)

Stats

Ramkumar Ramanathan

Hunter Callahan

(R1) USA F25(08-10-15)

Stats

Ramkumar Ramanathan

Hunter Callahan

R. Ramanathan vs H. Callahan H2H Profile

R. Ramanathan	Stats	H. Callahan
$439,635	Career Prize Money	$0
52.29% (445-406)	Career Total W/L	60.35% (137-90)
1	Clay	0
1	Hard	0
21	Titles	0
2	Total H2H Matches	0
100.00% (1-0)	YTD Win/Loss	0% (0-0)

R. Ramanathan vs H. Callahan Match Preview:

Second serve performance recent form: In recent form (last 6 months), Ramkumar Ramanathan has won 47.04% of points on their second serve, while Hunter Callahan has won 0%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Ramkumar Ramanathan, in recent form, has won 39.47% of their opponent's second serve points, while Hunter Callahan has won 0%. The same stats for first serve returns are 22.88% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Ramkumar Ramanathan has saved 53.62% of breakpoints in recent form, whereas Hunter Callahan has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Ramkumar Ramanathan has won 26.92% of matches played (W/L 7/19), with Hunter Callahan winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
Best surface: Ramkumar Ramanathan has their best career surface win % on Hard, winning 57% (W/L 294/225), and worse career win % on I.hard, winning 39% (W/L 28/43). Hunter Callahan has their best career surface win % on Clay, winning 57% (W/L 60/39), and worse career win % on I.hard, winning 58% (W/L 18/13).
Player level: In the last year, Ramkumar Ramanathan has played most of their matches on the Challengers/ITF tournaments > $10K, winning 22.73% of matches (W/L 5/17), where as Hunter Callahan 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 2 times before with Ramkumar Ramanathan winning 2 times and Hunter Callahan being victorious 0 times. They have played 5 sets in total, with Ramkumar Ramanathan winning 4 and Hunter Callahan winning 1.
The last match between Ramkumar Ramanathan and Hunter Callahan was at the USA F9 (Orlando), 01-03-2017, Round: R1, Surface: Clay, with Ramkumar Ramanathan getting the victory 6-1 6-2.
Head to head match duration: In past head to head matches, the average match time between these players has been 0:35:30.
Opponent quality stats: Over the last 12 months, Ramkumar Ramanathan has played against opponents with an average rank of 419.08 while Hunter Callahan 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, Ramkumar Ramanathan has won 14% of deciding sets over the last 12 months, while Hunter Callahan has won 0% in all matches played on tour.
Break point conversion: In recent form, Ramkumar Ramanathan has converted 30.56% of breakpoint opportunities, and Hunter Callahan 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.

Ramkumar Ramanathan vs Hunter Callahan Editorial Preview By TennisTipster88.

R. Ramanathan vs H. Callahan H2H Stats Used In Our Predictions

R. Ramanathan	Stats	H. Callahan
2	H2H Matches Won	0
4	Sets Won	1
28	Games Won	12
7	Aces (Total)	3
2	Total Double Faults	1
0:35:30	Average Match Time	0:35:30
54% (25/46)	1st Serve %	63% (33/52)
80% (20/25)	1st Serve Win %	64% (21/33)
67% (14/21)	2nd Serve Win %	26% (5/19)
36% (4/11)	Break Pts Won %	0% (0/1)
50% (26/52)	Return Points Win %	26% (12/46)
100% (2/2)	Best‑of‑3 Win %	0% (0/2)
100% (1/1)	Deciding Set Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/1)
0% (0/1)	1st Set Won, Lost Match	100% (1/1)
100% (1/1)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

R. Ramanathan Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Seoul Challenger - 27-10-2025
Q1 Yusuke TakahashiY. Takahashi	L	6-1 7-6(5)	Stats
Fairfield Challenger - 06-10-2025
Q1 Evan BynoeE. Bynoe	L	7-6(1) 1-6 6-0	Stats
Tiburon Challenger - 29-09-2025
Q1 Daniel MilavskyD. Milavsky	L	6-3 7-6(7)	Stats
Las Vegas Challenger - 22-09-2025
Q1 Renta TokudaR. Tokuda	L	6-4 6-4	Stats
Guangzhou Challenger - 08-09-2025
R1 Nishesh BasavareddyN. Basavareddy	L	6-1 6-4	Stats

View All

H. Callahan Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
USA F18 (Pittsburgh) - 25-06-2018
R1 Juan Alejandro HernandezJ. Alejandro	L	6-2 6-2	Stats
USA F39 (Waco) - 27-11-2017
R2 Ryan ShaneR. Shane	L	7-6(3) 6-2	Stats
R1 Samm ButlerS. Butler	W	6-4 6-4	Stats
USA F38 (Columbus) - 20-11-2017
R2 Alexander SarkissianA. Sarkissian	L	6-2 7-5	Stats
R1 Vidit VaghelaV. Vaghela	W	6-4 6-3	Stats

View All

R. Ramanathan vs H. Callahan Stats Breakdown Vs All H2H Opponents

R. Ramanathan	Stats	H. Callahan
52.29% (445/406)	YTD Win/Loss	60.35% (137/90)
51.68% (1014/948)	Sets Win/Loss	59.25% (301/207)
51.03% (9674/9283)	Games Win/Loss	54.14% (2536/2148)
56.65% (294/225)	Hard Win/Loss	60.82% (59/38)
43.82% (78/100)	Clay Win/Loss	60.61% (60/39)
43.75% (42/54)	Indoor Hard W/L	58.06% (18/13)
53.45% (31/27)	Grass Win/Loss	0% (0/0)
0.49	Aces Per Game	0.16
4544	Aces Total	363
0.24	Double Faults Per Game	0.09
2269	Total Double Faults	199
1:8:16	Average Match Time	1st Match
567.84	Average Opponent Rank	384.07
59% (26019/43850)	1st Serve %	61% (4004/6564)
73% (19101/26019)	1st Serve Win %	67% (2701/4004)
51% (9018/17831)	2nd Serve Win %	50% (1276/2560)
39% (1372/3492)	Break Points Won % (Total)	41% (248/609)
35% (15298/43137)	Return Points Win %	38% (2503/6574)
33.33% (13/26)	Slam W/L	0% (0/0)
35.29% (6/11)	Masters W/L	0% (0/0)
50.00% (11/11)	Cups W/L	0% (0/0)
47.67% (41/45)	Main Tour W/L	0% (0/0)
43.40% (161/210)	Challenger W/L	42.86% (9/12)
67.41% (213/103)	Futures W/L	62.14% (128/78)
52% (432/829)	Best of 3 Sets Win %	59% (131/221)
63% (10/16)	Best of 5 Sets Win %	100% (3/3)
44% (137/309)	Tiebreaks Win % (Total)	49% (26/53)
52% (127/245)	Deciding Set Win %	43% (23/54)
86% (426/365)	1st Set Won, Won Match	89% (131/117)
14% (426/60)	1st Set Won, Lost Match	11% (131/14)
19% (425/79)	1st Set Lost, Won Match	20% (96/19)