Jan Kobierski (AUT)
Country: Austria, Born January 15, 2004 (15 years old), Category: Junior, Boys
| Tierlevel | Tourn. | Titles | Matches | Wins | Losses | PCT | 6-0 | 0-6 | 7-6 | 6-7 | Total | 14 | 2 | 41 | 29 | 12 | 0.707 | 6 | 0 | 4 | 1 |
|---|---|---|---|---|---|---|---|---|---|---|
| J4 Boys | 3 | 0 | 5 | 2 | 3 | 0.400 | 0 | 0 | 1 | 1 |
| Boys 16 Cat 1 | 1 | 0 | 2 | 1 | 1 | 0.500 | 0 | 0 | 0 | 0 |
| Boys 16 Cat 2 | 6 | 1 | 20 | 15 | 5 | 0.750 | 3 | 0 | 2 | 0 |
| Boys 16 Cat 3 | 4 | 1 | 14 | 11 | 3 | 0.786 | 3 | 0 | 1 | 0 |
Tournaments played in 2019
See detailed tennis results of Jan Kobierski| Aug 26 | B16 C1 | 1/8 | Tomaszewski Cup By Microsoft, Warszawa(POL) |
| Aug 19 | J4 B | [Q] | J4 Maribor \ AS Open, Maribor(SLO) |
| Aug 19 | J4 B | 1/32 | J4 Maribor \ AS Open, Maribor(SLO) |
| Aug 05 | B16 C2 | Win. | OTV Europe Junior Tour 16&under, Zell am See(AUT) |
| Jul 09 | J4 B | 1/16 | J4 Wels \ City of Wels Junior Grand Prix, Wels(AUT) |
| Jun 24 | B16 C2 | F | Marin Suica Junior Open, Cakovec(CRO) |
| Jun 17 | B16 C3 | QF | Terme Ptuj Open, Ptuj(SLO) |
| Jun 05 | B16 C3 | Win. | Hungarian Open, Budapest(HUN) |
| May 14 | B16 C2 | 1/8 | Bergant Memorial, Maribor(SLO) |
| May 14 | J2 B | [Q] | J2 Tribuswinkel \ International Spring Bowl, Tribuswinkel(AUT) |
| May 07 | J2 B | [Q] | J2 Villach \ Panaceo ITF Junior Cup, Villach(AUT) |
| May 06 | B16 C2 | 1/8 | Grawe Open, Maribor(SLO) |
| Apr 15 | B16 C2 | 1/8 | Pecin Memorijal, Pancevo(SRB) |
| Apr 08 | B16 C2 | 1/8 | Yason Cup, Novi Sad(SRB) |
| Apr 01 | B16 C3 | QF | Kvarner Open, Rijeka(CRO) |
| Feb 18 | B16 C3 | 1/16 | Dijon Tennis Europe 16&U, Dijon(FRA) |
| Jan 14 | J4 B | 1/16 | J4 Oberpullendorf \ Sport Hotel Kurz Junior Classic, Oberpullendorf(AUT) |
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