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Karl-William Matanga Ubertalli

RTC Arlon Member since October 2022
View on federation website
Ranking
9.3 - 15 pts
Current points
16,89
Matches played
24 Last 6 months
Win rate
60% Last 10 matches
Best Performances
MARCHE Upset
28/04/2026
-9 Grade 2 (1-15)
Ranking at the time: 9.7 (2)
Harold Biron
9.3 (15) · Seed 1
4/2 4/1
GARISART TENNIS Upset
28/12/2025
Simples jeunes mixte - 9 ans Grade 2
Ranking at the time: 9.7 (2)
Romain Duhaumont
9.3 (15) · Seed 2
4/3 4/1
MARCHE Upset
29/04/2026
-9 Grade 2 (1-15)
Ranking at the time: 9.7 (2)
Bruno Giudizioso
9.5 (5)
4/3 3/4 4/2

Player matches

T.C. HALANZY · 27 Jun 2026

Simples jeunes gens - 11 ans Grade 2
DEFEAT

Round: Quarter-final

4/2 4/2
vs François Ney 11.3 (15) · Seed 2
VICTORY

Round: Last round of qualification

29 Jun · 18:30

4/0 4/1
vs Tom Schul 11.8 (1)
Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Final

5 Jul · 10:30

4/0 4/1
vs Joud Madhbouh 9.4 (10)
VICTORY

Round: Semi-final

29 Jun · 17:00

4/1 4/2
vs Max Lahr 9.6 (3)
Simples jeunes mixte - 9 ans Grade 1
DEFEAT

Round: Final

2 Jul · 18:00

4/0 4/0
vs Pauline Demelenne 9.2 (20)
VICTORY

Round: Semi-final

30 Jun · 17:30

4/1 4/0
vs Romain Duhaumont 9.3 (15) · Seed 2

R.T.C. COUVIN · 21 May 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Final

27 May · 19:00

4/2 4/0
vs Sacha Onkelinx 9.4 (10) · Seed 1

T.C. D'ENGHIEN · 14 May 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Semi-final

17 May · 16:30

4/2 0/4 4/1
vs Valentino Batjoens 9.3 (15) · Seed 1
VICTORY

Round: Quarter-final

16 May · 15:00

4/0 4/1
vs Charly Tonero 9.8 (1)

BERTRIX · 27 Apr 2026

Simples jeunes mixte - 9 ans Grade 3
VICTORY

Round: Final

4/0 4/0
vs Auguste Schumacker 9.8 (1)
VICTORY

Round: Semi-final

4/0 4/0
vs Théo Lamouline 9.7 (2)
VICTORY

Round: Pool A

30 Apr · 16:00

4/0
vs Gaspard Bolle 9.7 (2)
VICTORY

Round: Pool A

30 Apr · 17:00

4/0
vs Maxence Horman Pajot 9.8 (1)
VICTORY

Round: Pool A

30 Apr · 16:30

4/0
vs Natan Gillet 9.8 (1)

MARCHE · 27 Apr 2026

Simples jeunes mixte - 9 ans Grade 3
DEFEAT

Round: Final

3/3 ret.
vs Mattia Nanni 9.6 (3)
VICTORY

Round: Semi-final

3/4 4/2 4/1
vs Arthur Fontagnere 9.7 (2)
VICTORY

Round: Quarter-final

4/2 4/0
vs Capucine Lefevre 9.7 (2)
VICTORY

Round: Pool C

27 Apr · 18:00

4/0
vs Salomé Rucquoi 9.8 (1)
VICTORY

Round: Pool C

27 Apr · 17:00

4/0
vs Ezio Doom 9.8 (1)
DEFEAT

Round: Pool C

27 Apr · 16:00

4/2
vs Hugo Rekinger 9.6 (3)
Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Final

1 May · 17:00

3/4 4/1 4/1
vs Mattia Nanni 9.6 (3)
VICTORY

Round: Semi-final

29 Apr · 16:00

4/3 3/4 4/2
vs Bruno Giudizioso 9.5 (5)
VICTORY

Round: Quarter-final

28 Apr · 17:30

4/2 4/1
vs Harold Biron 9.3 (15) · Seed 1

T.C. SAINT GILLES CINEY · 21 Feb 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Last round of qualification

4/1 4/2
vs Antoine Dive 9.4 (10) · Seed 1
VICTORY

Round: Qualification 1st round

4/1 4/2
vs Maxence Graas 9.8 (1)

T.C. LIBRAMONT · 14 Feb 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Quarter-final

4/3 1/4 4/1
vs Mattia Nanni 9.6 (3) · Seed 4
VICTORY

Round: Round of 16

4/0 4/0
vs Georges Goosse 9.8 (1)
Simples jeunes mixte - 9 ans Grade 3
VICTORY

Round: Pool B

4/2
vs Louise Javaux 9.8 (1)
VICTORY

Round: Pool B

4/0
vs Maxence Horman Pajot 9.8 (1)
DEFEAT

Round: Pool B

4/2
vs Mattia Nanni 9.6 (3)

T.C. D'ENGHIEN · 15 Jan 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Quarter-final

W.O.
vs Sacha Choquet 9.4 (10)
Simples jeunes mixte - 9 ans Grade 3
DEFEAT

Round: Pool A

Walk-Over
vs Gaspard Layon 9.8 (1)
DEFEAT

Round: Pool A

Walk-Over
vs Meliha Demirkilic 9.8 (1)
DEFEAT

Round: Pool A

Walk-Over
vs Renan Saussez 9.7 (2)

GARISART TENNIS · 28 Dec 2025

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Final

4/3 4/3
vs Pauline Demelenne 9.3 (15)
VICTORY

Round: Semi-final

4/2 4/1
vs Liam Michotte 9.8 (1)
VICTORY

Round: Quarter-final

4/3 4/1
vs Romain Duhaumont 9.3 (15) · Seed 2
Simples jeunes mixte - 9 ans Grade 3
VICTORY

Round: Pool A

4/0
vs Arthur Socie 9.8 (1)
VICTORY

Round: Pool A

4/0
vs Liam Michotte 9.8 (1)
VICTORY

Round: Pool A

4/0
vs Arthur Gregoire-Slegten 9.8 (1)
VICTORY

Round: Pool A

4/2
vs Gabriel Cleyman Tchor 9.8 (1)

R.T.C. ARLON · 21 Dec 2025

Simples jeunes mixte - 9 ans Grade 2
VICTORY

Round: Final

4/2 4/3
vs Liam Michotte 9.8 (1)
VICTORY

Round: Semi-final

4/1 4/0
vs Nathan Melchior 9.7 (2)
Simples jeunes mixte - 9 ans Grade 3
VICTORY

Round: Final

4/2 4/0
vs Arthur Fontagnere 9.7 (2)
VICTORY

Round: Semi-final

4/3 4/3
vs Liam Michotte 9.8 (1)
VICTORY

Round: Quarter-final

4/2 3/4 4/2
vs Max Lahr 9.7 (2)
VICTORY

Round: Pool B

4/0
vs Chloé Lagrange 9.8 (1)
VICTORY

Round: Pool B

4/2
vs Enzo Pirotte 9.7 (2)

No match matches your search.

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Showing 1-10 of 15 tournaments

Interclubs matches

Win

Jeunes Mixte 9 REG 3 · Round 5

Sat 20 Jun

3 0
Away · vs GEDINNE A (TC Gedinne)

Individual matches

V
Antoine Jeanbaptiste 9.8
4/0 4/1
Win

Jeunes Mixte 9 REG 3 · Round 4

Sat 13 Jun

3 0
Home · vs BERTRIX A (T.C. BAUDET BERTRIX)

Individual matches

V
Tao Gerard 9.8
4/0 4/0
Win

Jeunes Mixte 9 REG 3 · Round 1

Sat 6 Jun

3 0
Home · vs LA BRULOTTE A (T.C. LA BRULOTTE)

Individual matches

V
Corentin Georges 9.8
4/0 4/0
Loss

Jeunes Mixte 9 REG 1 · Round 2

Sat 6 Jun

0 3
Away · vs TEMPLOUX A (Tennis Club de Temploux)

Individual matches

D
Julien Sechehaye 9.2
4/1 4/0

No match matches your search.

Ranking and club history

Ranking and clubs evolution over time

9.3 Current 15 RTC Arlon
9.7 01/10/2025 2 RTC Arlon
9.8 01/05/2025 1 RTC Arlon
9.8 01/10/2024 1 RTC Arlon
9.8 01/05/2024 1 RTC Arlon
9.8 01/10/2023 1 RTC Arlon
9.8 01/05/2023 1 RTC Arlon
9.8 01/10/2022 1 RTC Arlon

Points history

How your points (cumulative ranking) changed over time.

11/05/2026 16,89 pts
06/04/2026 15,07 pts
16/11/2025 7,17 pts

Also discover

RTC Arlon club
All players and matches from the club
Players in Luxembourg Province
The regional players ranking
Tournaments in Luxembourg Province
Regional tournaments, upcoming and past
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