Stijn Slump vs Julian Onken Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
S. Slump vs J. Onken

Stijn Slump

NED

1

Win

Played

0

Win

Age

Height

6'3" (191 cm)

638

C. Rank

892

505

Best Rank

693

Total Titles

YTD Titles

Career Money

Right-Handed

Plays

Right-Handed

Julian Onken

GER

1

Win

Played

0

Win

Age

Height

6'3" (191 cm)

638

C. Rank

892

505

Best Rank

693

Total Titles

YTD Titles

Career Money

Right-Handed

Plays

Right-Handed

Head-to-head: Slump 1 - 0 Onken

They have played 2 sets in total, with Stijn Slump winning 2 and Julian Onken winning 0. The last match between Stijn Slump and Julian Onken was at the Morocco F7, 01-11-2016, Round: R1, Surface: Clay, with Stijn Slump getting the victory 6-2 6-2.

Players	Head To Head Match Wins
Slump	1
Onken	0

Last 1 H2H Matches:

(R1) Morocco F7(11-01-16)

Stats

Stijn Slump

Julian Onken

S. Slump vs J. Onken H2H Profile

S. Slump	Stats	J. Onken
$0	Career Prize Money	$0
59.18% (145-100)	Career Total W/L	57.55% (122-90)
1	Clay	0
2	Titles	0
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

S. Slump vs J. Onken Match Preview:

Second serve performance recent form: In recent form (last 6 months), Stijn Slump has won 44.96% of points on their second serve, while Julian Onken has won 0%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Stijn Slump, in recent form, has won 41.82% of their opponent's second serve points, while Julian Onken has won 0%. The same stats for first serve returns are 22.76% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Stijn Slump has saved 55.04% of breakpoints in recent form, whereas Julian Onken has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Stijn Slump has won 56.67% of matches played (W/L 34/26), with Julian Onken winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
Best surface: Stijn Slump has their best career surface win % on Clay, winning 61% (W/L 121/78), and worse career win % on I.hard, winning 0% (W/L 0/1). Julian Onken has their best career surface win % on Clay, winning 61% (W/L 110/79), and worse career win % on I.hard, winning 0% (W/L 0/2).
Player level: In the last year, Stijn Slump has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 61.54% of matches (W/L 32/20), where as Julian Onken 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 Stijn Slump winning 1 times and Julian Onken being victorious 0 times. They have played 2 sets in total, with Stijn Slump winning 2 and Julian Onken winning 0.
The last match between Stijn Slump and Julian Onken was at the Morocco F7, 01-11-2016, Round: R1, Surface: Clay, with Stijn Slump 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 1:14:0.
Opponent quality stats: Over the last 12 months, Stijn Slump has played against opponents with an average rank of 380.4 while Julian Onken 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, Stijn Slump has won 41% of deciding sets over the last 12 months, while Julian Onken has won 0% in all matches played on tour.
Break point conversion: In recent form, Stijn Slump has converted 36.36% of breakpoint opportunities, and Julian Onken 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.

Stijn Slump vs Julian Onken Editorial Preview By TennisTipster88.

S. Slump vs J. Onken H2H Stats Used In Our Predictions

S. Slump	Stats	J. Onken
1	H2H Matches Won	0
2	Sets Won	0
12	Games Won	4
1	Aces (Total)	0
2	Total Double Faults	3
1:14:0	Average Match Time	1:14:0
64% (37/58)	1st Serve %	60% (28/47)
76% (28/37)	1st Serve Win %	50% (14/28)
38% (8/21)	2nd Serve Win %	32% (6/19)
83% (5/6)	Break Pts Won %	14% (1/7)
57% (27/47)	Return Points Win %	38% (22/58)
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

S. Slump Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Bad Waltersdorf Challenger - 15-09-2025
Q1 Hynek BartonH. Barton	L	6-1 6-4	Stats
M15 Haren - 01-09-2025
QF Mika PetkovicM. Petkovic	L	7-5 6-7(3) 6-2	Stats
R2 Joao Victor Couto LoureiroJ. Victor	W	6-4 4-6 6-4	Stats
R1 Daniel VerbeekD. Verbeek	W	6-3 6-4	Stats
M15 Huy - 18-08-2025
F Jack LogeJ. Loge	L	6-3 7-6(5)	Stats

View All

J. Onken Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M15 Telavi - 23-10-2023
Q2 Alexey NesterovA. Nesterov	L	6-4 6-4	Stats
M25 Telavi - 16-10-2023
Q2 Pietro PampaninP. Pampanin	L	7-5 4-6 10-4	Stats
Q1 Vishal SaravananV. Saravanan	W	6-2 6-1	Stats
M15 Pazardzhik - 15-05-2023
Q1 Vincent Jonah StrauchV. Jonah	L	5-2 ret.	Stats
M15 Porec - 08-03-2021
Q1 Borna DevaldB. Devald	L	7-5 6-2	Stats

View All

S. Slump vs J. Onken Stats Breakdown Vs All H2H Opponents

S. Slump	Stats	J. Onken
59.18% (145/100)	YTD Win/Loss	57.55% (122/90)
58.42% (326/232)	Sets Win/Loss	56.75% (269/205)
53.60% (2785/2411)	Games Win/Loss	53.80% (2263/1943)
54.55% (24/20)	Hard Win/Loss	58.33% (7/5)
60.80% (121/78)	Clay Win/Loss	58.20% (110/79)
0.00% (0/2)	Indoor Hard W/L	45.45% (5/6)
0.28	Aces Per Game	0.07
714	Aces Total	140
0.21	Double Faults Per Game	0.05
529	Total Double Faults	104
1:15:9	Average Match Time	1st Match
346	Average Opponent Rank	360.51
54% (6239/11510)	1st Serve %	64% (3655/5669)
71% (4427/6239)	1st Serve Win %	61% (2245/3655)
52% (2725/5271)	2nd Serve Win %	47% (956/2014)
43% (526/1210)	Break Points Won % (Total)	45% (300/663)
40% (4689/11697)	Return Points Win %	44% (2448/5618)
35.29% (6/11)	Challenger W/L	50.00% (3/3)
60.96% (139/89)	Futures W/L	57.77% (119/87)
59% (145/244)	Best of 3 Sets Win %	57% (119/207)
0% (0/1)	Best of 5 Sets Win %	100% (3/3)
49% (28/57)	Tiebreaks Win % (Total)	49% (23/47)
48% (32/67)	Deciding Set Win %	48% (24/50)
87% (150/130)	1st Set Won, Won Match	87% (119/104)
13% (150/20)	1st Set Won, Lost Match	12% (119/14)
16% (95/15)	1st Set Lost, Won Match	18% (93/17)