Boston Tennis League
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| Overall League Record: | 23 - 19 |
| Doubles Record: | 0 - 0 |
| 2026 Record: | 9 - 6 |
| 2025 Record: | 14 - 13 |
| Playoff Record: | 1 - 4 |
| 2 out of 3 sets: | 16 - 15 |
| 3-setters: | 2 - 1 |
| 2 sets w/3rd set breaker: | 7 - 4 |
| 10 game Pro-set Record: | 0 - 0 |
| Fast Tennis: | 0 - 0 |
| Game Win Percentage: | 48% |
| Date | Match Result | Score |
|---|---|---|
| 05/31/2026 | J. Koziol over A. Johnston | 6-4; 6-1 |
| 05/23/2026 | D. Hoffman over J. Koziol | 6-1; 6-3 |
| 05/10/2026 | D. Rinkoff over J. Koziol | 6-4; 6-2 |
| 05/09/2026 | D. Cofrades over J. Koziol | 6-3; 6-3 |
| 04/19/2026 | J. Koziol over R. Bouwens | 6-3; 7-5 |
|
04/04/2026
Playoffs |
S. Khandavalli over J. Koziol | 7-5; 6-4 |
|
03/30/2026
Playoffs |
J. Koziol over G. Peters | 0-0 Walkover |
| 03/25/2026 | P. Croker over J. Koziol |
4-6; 6-3; TB 10-7 |
| 03/14/2026 | J. Blaifeder over J. Koziol | 6-2; 6-3 |
| 03/11/2026 | J. Koziol over E. Shaw | 7-5; 6-3 |
| Overall League Record: | 23 - 19 |
| Doubles Record: | 0 - 0 |
| 2026 Record: | 9 - 6 |
| 2025 Record: | 14 - 13 |
| Playoff Record: | 1 - 4 |
| 2 out of 3 sets: | 16 - 15 |
| 3-setters: | 2 - 1 |
| 2 sets w/3rd set breaker: | 7 - 4 |
| 10 game Pro-set Record: | 0 - 0 |
| Fast Tennis: | 0 - 0 |
| Game Win Percentage: | 48% |
| Date | Opponents | Score |
|---|---|---|
| 05/31/26 |
J. Koziol over A. Johnston
Head to Head Analysis
J. Koziol VS A. Johnston
1 Wins
0 Wins
Played at : Denver - City Park
|
6-4; 6-1 |
| 05/23/26 |
D. Hoffman over J. Koziol
Head to Head Analysis
D. Hoffman VS J. Koziol
1 Wins
0 Wins
Played at : Aurora - Aurora Central HS
|
6-1; 6-3 |
| 05/10/26 |
D. Rinkoff over J. Koziol
Head to Head Analysis
D. Rinkoff VS J. Koziol
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-4; 6-2 |
| 05/09/26 |
D. Cofrades over J. Koziol
Head to Head Analysis
D. Cofrades VS J. Koziol
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-3; 6-3 |
| 04/19/26 |
J. Koziol over R. Bouwens
Head to Head Analysis
J. Koziol VS R. Bouwens
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-3; 7-5 |
|
04/04/26
Playoffs |
S. Khandavalli over J. Koziol
Head to Head Analysis
S. Khandavalli VS J. Koziol
2 Wins
0 Wins
Played at : Denver - Bear Valley Park
|
7-5; 6-4 |
|
03/30/26
Playoffs |
J. Koziol over G. Peters
Head to Head Analysis
J. Koziol VS G. Peters
1 Wins
1 Wins
Played at : Denver - Berkeley Park
|
0-0 Walkover |
| 03/25/26 |
P. Croker over J. Koziol
Head to Head Analysis
P. Croker VS J. Koziol
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
4-6; 6-3; TB 10-7 |
| 03/14/26 |
J. Blaifeder over J. Koziol
Head to Head Analysis
J. Blaifeder VS J. Koziol
1 Wins
0 Wins
Played at : Denver - City Park
|
6-2; 6-3 |
| 03/11/26 |
J. Koziol over E. Shaw
Head to Head Analysis
J. Koziol VS E. Shaw
1 Wins
0 Wins
Played at : Denver - Congress Park
|
7-5; 6-3 |
|
03/08/26
Playoffs |
J. Koziol over K. Gradushy
Head to Head Analysis
J. Koziol VS K. Gradushy
1 Wins
0 Wins
Played at : Denver - Bible Park
|
6-3; 6-2 |
| 02/11/26 |
J. Koziol over D. Galloway
Head to Head Analysis
J. Koziol VS D. Galloway
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-4; 6-4 |
| 02/07/26 |
J. Koziol over M. Bendure
Head to Head Analysis
J. Koziol VS M. Bendure
1 Wins
0 Wins
Played at : Denver - Congress Park
|
6-2; 6-7; TB 11-9 |
| 02/05/26 |
J. Koziol over J. Davis
|
7-6; 6-4 |
| 01/07/26 |
J. Koziol over C. Leal
Head to Head Analysis
J. Koziol VS C. Leal
1 Wins
0 Wins
Played at : Lakewood - Morse Park
|
6-7; 6-1; 7-6 |
| 01/04/26 |
J. Koziol over R. Power
Head to Head Analysis
J. Koziol VS R. Power
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-4; 5-7; TB 10-4 |
| 12/22/25 |
S. Lichtenstein over J. Koziol
Head to Head Analysis
S. Lichtenstein VS J. Koziol
1 Wins
1 Wins
Played at : Denver - City Park
|
4-6; 6-1; TB 10-5 |
| 12/20/25 |
J. Koziol over W. Odukomaiya
Head to Head Analysis
J. Koziol VS W. Odukomaiya
2 Wins
0 Wins
Played at : Denver - Meadow Creek Tennis Club
|
2-6; 6-4; TB 10-7 |
| 12/17/25 |
J. Koziol over M. Venzara
Head to Head Analysis
J. Koziol VS M. Venzara
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
1-6; 6-2; TB 10-6 |
| 12/15/25 |
S. Khandavalli over J. Koziol
Head to Head Analysis
S. Khandavalli VS J. Koziol
2 Wins
0 Wins
Played at : Denver - Bear Valley Park
|
6-4; 1-6; TB 10-6 |
| 12/13/25 |
S. E Pulver over J. Koziol
Head to Head Analysis
S. E Pulver VS J. Koziol
1 Wins
0 Wins
Played at : Centennial - Life Time Fitness
|
6-2; 6-2 |
| 12/09/25 |
J. Karnes over J. Koziol
Head to Head Analysis
J. Karnes VS J. Koziol
2 Wins
0 Wins
Played at : Denver - Berkeley Park
|
7-5; 6-3 |
| 11/28/25 |
G. Peters over J. Koziol
Head to Head Analysis
G. Peters VS J. Koziol
1 Wins
1 Wins
Played at : Denver - Bear Valley Park
|
6-1; 2-6; 6-4 |
|
11/13/25
Playoffs |
L. Fitzgibbons over J. Koziol
Head to Head Analysis
L. Fitzgibbons VS J. Koziol
1 Wins
1 Wins
Played at : Denver - Berkeley Park
|
6-4; 6-1 |
| 11/01/25 |
J. Koziol over E. Cronin
Head to Head Analysis
J. Koziol VS E. Cronin
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
7-6; 6-3 |
| 10/29/25 |
J. Koziol over J. Cox
Head to Head Analysis
J. Koziol VS J. Cox
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-4; 6-2 |
| 10/24/25 |
J. Koziol over J. Panas
Head to Head Analysis
J. Koziol VS J. Panas
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
7-5; 6-6; TB 7-4 |
| 10/18/25 |
J. Koziol over N. Westin
Head to Head Analysis
J. Koziol VS N. Westin
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
7-6; 6-3 |
| 10/08/25 |
J. Koziol over S. Lichtenstein
Head to Head Analysis
J. Koziol VS S. Lichtenstein
1 Wins
1 Wins
Played at : Denver - Congress Park
|
6-2; 4-6; TB 10-1 |
| 10/04/25 |
S. Mortellaro over J. Koziol
Head to Head Analysis
S. Mortellaro VS J. Koziol
1 Wins
0 Wins
Played at : Denver - City Park
|
6-2; 6-4 |
| 10/01/25 |
J. Koziol over A. Madrid
Head to Head Analysis
J. Koziol VS A. Madrid
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-1; 6-4 |
| 09/30/25 |
J. Karnes over J. Koziol
Head to Head Analysis
J. Karnes VS J. Koziol
2 Wins
0 Wins
Played at : Denver - Sloan's Lake Park South
|
6-3; 6-2 |
| 09/28/25 |
J. Koziol over L. Fitzgibbons
Head to Head Analysis
J. Koziol VS L. Fitzgibbons
1 Wins
1 Wins
Played at : Denver - Denver North HS
|
6-2; 6-3 |
| 09/27/25 |
J. Koziol over G. Peters
Head to Head Analysis
J. Koziol VS G. Peters
1 Wins
1 Wins
Played at : Denver - Bear Valley Park
|
2-6; 7-6; 6-3 |
| 09/25/25 |
C. Bilgrave over J. Koziol
Head to Head Analysis
C. Bilgrave VS J. Koziol
1 Wins
0 Wins
Played at : Denver - City Park
|
6-3; 6-0 |
| 09/10/25 |
J. Koziol over S. Battan
Head to Head Analysis
J. Koziol VS S. Battan
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-4; 6-4 |
| 09/04/25 |
J. Koziol over W. Odukomaiya
Head to Head Analysis
J. Koziol VS W. Odukomaiya
2 Wins
0 Wins
Played at : Denver - Greenway Park
|
1-0 Ret. |
| 09/02/25 |
J. Koziol over C. Litscher
Head to Head Analysis
J. Koziol VS C. Litscher
1 Wins
0 Wins
Played at : Denver - City Park
|
5-7; 6-2; TB 10-7 |
| 08/30/25 |
J. Koziol over J. Edelson
Head to Head Analysis
J. Koziol VS J. Edelson
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-1; 6-2 |
| 08/13/25 |
L. Campbell over J. Koziol
Head to Head Analysis
L. Campbell VS J. Koziol
1 Wins
0 Wins
Played at : Denver - Congress Park
|
7-6; 6-2 |
| 08/11/25 |
A. Keisler over J. Koziol
Head to Head Analysis
A. Keisler VS J. Koziol
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-0; 6-3 |
|
08/05/25
Playoffs |
J. Koziol over M. Demiri
|
0-0 Walkover |
|
07/26/25
Playoffs |
C. Gilmore over J. Koziol
Head to Head Analysis
C. Gilmore VS J. Koziol
1 Wins
0 Wins
Played at : Denver - City Park
|
6-3; 6-2 |
|
07/08/25
Playoffs |
J. Levison over J. Koziol
Head to Head Analysis
J. Levison VS J. Koziol
1 Wins
0 Wins
Played at : Denver - Berkeley Park
|
6-0; 6-0 |
|
07/01/25
Playoffs |
J. Koziol over E. Schubert
Head to Head Analysis
J. Koziol VS E. Schubert
Wins
Wins
Played at : Denver - Berkeley Park
|
0-0 Walkover |
| Opponent | Matches | Record vs. Opp | Playoff Record | Trend (Most recent to least) | Head to Head |
|---|---|---|---|---|---|
W. Odukomaiya
W. Odukomaiya
Record:
(8 - 10)
Playoff Record:
0 - 0
TLN Rating:
Men's Skilled 3.0 |
2 | 2-0 | 0-0 | W,W | Head to Head |
G. Peters
G. Peters
Record:
(16 - 9)
Playoff Record:
1 - 1
TLN Rating:
Men's Competitive2 3.25 |
2 | 1-1 | 0-0 | L,W | Head to Head |
L. Fitzgibbons
L. Fitzgibbons
Record:
(19 - 10)
Playoff Record:
4 - 1
TLN Rating:
Men's Competitive1 3.5 
|
2 | 1-1 | 0-1 | L,W | Head to Head |
S. Lichtenstein
S. Lichtenstein
Record:
(34 - 41)
Playoff Record:
3 - 5
TLN Rating:
Men's Competitive2 3.25 |
2 | 1-1 | 0-0 | L,W | Head to Head |
J. Karnes
J. Karnes
Record:
(35 - 12)
Playoff Record:
7 - 3
TLN Rating:
Men's Competitive1 3.5
|
2 | 0-2 | 0-0 | L,L | Head to Head |
S. Khandavalli
S. Khandavalli
Record:
(58 - 52)
Playoff Record:
5 - 4
TLN Rating:
Men's Competitive1 3.5
|
2 | 0-2 | 0-1 | L,L | Head to Head |
| Season Name | Player's Record | Playoff Round | Division Level |
|---|---|---|---|
| 2026 Spring Season #2 | 1-1 | Men's Competitive2 3.25 | |
| 2026 Spring Season #1 | 2-4 | Men's Competitive2 3.25 | |
| 2026 Winter Season | 7-5 | Finals | Men's Skilled 3.0 |
| 2025 Fall Season | 9-3 | Quarter-Finals | Men's Skilled 3.0 |
| 2025 Summer Season | 3-2 | Men's Skilled 3.0 |
