| Match History (2019) | View Advanced Player Stats |
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Katja Wiersholm (Kirkland, WA)
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| Match Date | Match | Team | Court | Partner | Opponent(s) | W/L | Result | Match | TTR |
| 12/31/2019 | Tournament G18s |
USTA National Winter Championships | C-R3Q | Alexandra Savu | W | 6-1 6-2 |
NC | NC | |
| 12/31/2019 | Tournament G18s |
USTA National Winter Championships | C-R2 | Irene Huang | W | Def | ----- | ----- | |
| 12/29/2019 | Tournament G18s |
USTA National Winter Championships | 64 | Arianna Stavropoulos | L | 0-6 6-3 7-5 |
NC | NC | |
| 12/29/2019 | Tournament G18s |
USTA National Winter Championships | 128 | Lucy Lu | W | 6-3 6-0 |
NC | NC | |
| 10/05/2019 | Tournament G18s |
Pan American Championships ITF | 32 | Elaine Chervinsky | L | 5-7 6-2 6-4 |
NC | NC | |
| 10/05/2019 | Tournament G18s |
Pan American Championships ITF | 64 | Jaedan Brown | W | 6-2 6-1 |
NC | NC | |
| 09/16/2019 | Tournament WOps |
Lubbock, TX $15k | 16 | Savannah Broadus | L | 3-6 7-5 6-4 |
NC | NC | |
| 09/16/2019 | Tournament WOps |
Lubbock, TX $15k | 32 | Thasaporn Naklo | W | 6-2 7-5 |
NC | NC | |
| 08/17/2019 | Tournament G18s |
Prince George's County International Hard Court Championships | 32 | Liubov KOSTENKO | L | 6-0 6-3 |
NC | NC | |
| 08/17/2019 | Tournament G18s |
Prince George's County International Hard Court Championships | 64 | Qavia Lopez | W | 6-4 6-3 |
NC | NC | |
| 08/09/2019 | Tournament G16s |
USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | C-Q | Carson Tanguilig | L | 6-2 | NC | NC | |
| 08/08/2019 | Tournament G16s |
USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | Q | Eleana Yu | L | 6-2 2-6 6-0 |
NC | NC | |
| 08/07/2019 | Tournament G16s |
USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | 16 | Tara Malik | W | 6-3 4-6 7-5 |
NC | NC | |
| 08/06/2019 | Tournament G16s |
USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | 32 | Elise Wagle | W | 7-6 6-1 |
NC | NC | |
| 08/05/2019 | Tournament G16s |
USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | 64 | Sonia Maheshwari | W | 7-5 6-1 |
NC | NC | |
| 08/04/2019 | Tournament G16s |
USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | 128 | Makenna Martinez | W | 6-2 6-0 |
NC | NC | |
| 07/26/2019 | Tournament WOps |
$50,000 128th Annual Pacific Northwest Open Tennis Championships (PNW Open Circuit, Sectional) | Q | Ava Markham | L | 6-4 1-6 7-6 |
NC | NC | |
| 07/26/2019 | Tournament WOps |
$50,000 128th Annual Pacific Northwest Open Tennis Championships (PNW Open Circuit, Sectional) | 16 | Yolanda Lin | W | 3-6 | NC | NC | |
| 07/25/2019 | Tournament WOps |
$50,000 128th Annual Pacific Northwest Open Tennis Championships (PNW Open Circuit, Sectional) | 32 | Sophie Williams | W | 7-6 7-5 |
NC | NC | |
| 06/24/2019 | Tournament G18s |
2019 Jr Sectionals (Level 3) - Yakima WA | F | Kaitlin Tan | W | 6-4 6-4 |
NC | NC | |
| 06/23/2019 | Tournament G18s |
2019 Jr Sectionals (Level 3) - Yakima WA | S | Yolanda Lin | W | 6-2 3-6 1-0 |
NC | NC | |
| 06/22/2019 | Tournament G18s |
2019 Jr Sectionals (Level 3) - Yakima WA | Q | Madison Egan | W | 6-0 6-1 |
NC | NC | |
| 06/21/2019 | Tournament G18s |
2019 Jr Sectionals (Level 3) - Yakima WA | 16 | Abby Nash | W | 6-1 6-0 |
NC | NC | |
| 06/21/2019 | Tournament G18s |
2019 Jr Sectionals (Level 3) - Yakima WA | 32 | Olivia Sun | W | 6-0 6-0 |
NC | NC | |
| 03/29/2019 | Tournament G18s |
USTA International Spring Championships | 64 | Madison Sieg | L | 2-6 6-3 6-4 |
NC | NC | |
| 03/23/2019 | Tournament G18s |
The Easter Bowl ITF Tennis Championships | 64 | Charlotte Owensby | L | 6-3 3-6 6-3 |
NC | NC | |
| 03/10/2019 | Tournament G18s |
VTC Girls Level 4 | S | Serim Jin | L | 6-4 4-6 1-0 |
NC | NC | |
| 03/09/2019 | Tournament G18s |
VTC Girls Level 4 | Q | Amelia Asfaw | W | 6-3 6-2 |
NC | NC | |
| 03/08/2019 | Tournament G18s |
VTC Girls Level 4 | 16 | Faith Grisham | W | 6-0 6-2 |
NC | NC |
| USTA National Winter Championships | ||
| 12/31/2019 | C-R3Q | Tournament G18s |
| W | ||
| 6-1 6-2 |
Alexandra Savu | |
| Match: NC | TTR: NC | |
| USTA National Winter Championships | ||
| 12/31/2019 | C-R2 | Tournament G18s |
| W | ||
| Def | Irene Huang | |
| Match: ----- | TTR: ----- | |
| USTA National Winter Championships | ||
| 12/29/2019 | 64 | Tournament G18s |
| L | ||
| 0-6 6-3 7-5 |
Arianna Stavropoulos | |
| Match: NC | TTR: NC | |
| USTA National Winter Championships | ||
| 12/29/2019 | 128 | Tournament G18s |
| W | ||
| 6-3 6-0 |
Lucy Lu | |
| Match: NC | TTR: NC | |
| Pan American Championships ITF | ||
| 10/05/2019 | 32 | Tournament G18s |
| L | ||
| 5-7 6-2 6-4 |
Elaine Chervinsky | |
| Match: NC | TTR: NC | |
| Pan American Championships ITF | ||
| 10/05/2019 | 64 | Tournament G18s |
| W | ||
| 6-2 6-1 |
Jaedan Brown | |
| Match: NC | TTR: NC | |
| Lubbock, TX $15k | ||
| 09/16/2019 | 16 | Tournament WOps |
| L | ||
| 3-6 7-5 6-4 |
Savannah Broadus | |
| Match: NC | TTR: NC | |
| Lubbock, TX $15k | ||
| 09/16/2019 | 32 | Tournament WOps |
| W | ||
| 6-2 7-5 |
Thasaporn Naklo | |
| Match: NC | TTR: NC | |
| Prince George's County International Hard Court Championships | ||
| 08/17/2019 | 32 | Tournament G18s |
| L | ||
| 6-0 6-3 |
Liubov KOSTENKO | |
| Match: NC | TTR: NC | |
| Prince George's County International Hard Court Championships | ||
| 08/17/2019 | 64 | Tournament G18s |
| W | ||
| 6-4 6-3 |
Qavia Lopez | |
| Match: NC | TTR: NC | |
| USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | ||
| 08/09/2019 | C-Q | Tournament G16s |
| L | ||
| 6-2 | Carson Tanguilig | |
| Match: NC | TTR: NC | |
| USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | ||
| 08/08/2019 | Q | Tournament G16s |
| L | ||
| 6-2 2-6 6-0 |
Eleana Yu | |
| Match: NC | TTR: NC | |
| USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | ||
| 08/07/2019 | 16 | Tournament G16s |
| W | ||
| 6-3 4-6 7-5 |
Tara Malik | |
| Match: NC | TTR: NC | |
| USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | ||
| 08/06/2019 | 32 | Tournament G16s |
| W | ||
| 7-6 6-1 |
Elise Wagle | |
| Match: NC | TTR: NC | |
| USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | ||
| 08/05/2019 | 64 | Tournament G16s |
| W | ||
| 7-5 6-1 |
Sonia Maheshwari | |
| Match: NC | TTR: NC | |
| USTA Billie Jean King Girls' 18 and Girls' 16 National Championships | ||
| 08/04/2019 | 128 | Tournament G16s |
| W | ||
| 6-2 6-0 |
Makenna Martinez | |
| Match: NC | TTR: NC | |
| $50,000 128th Annual Pacific Northwest Open Tennis Championships (PNW Open Circuit, Sectional) | ||
| 07/26/2019 | Q | Tournament WOps |
| L | ||
| 6-4 1-6 7-6 |
Ava Markham | |
| Match: NC | TTR: NC | |
| $50,000 128th Annual Pacific Northwest Open Tennis Championships (PNW Open Circuit, Sectional) | ||
| 07/26/2019 | 16 | Tournament WOps |
| W | ||
| 3-6 | Yolanda Lin | |
| Match: NC | TTR: NC | |
| $50,000 128th Annual Pacific Northwest Open Tennis Championships (PNW Open Circuit, Sectional) | ||
| 07/25/2019 | 32 | Tournament WOps |
| W | ||
| 7-6 7-5 |
Sophie Williams | |
| Match: NC | TTR: NC | |
| 2019 Jr Sectionals (Level 3) - Yakima WA | ||
| 06/24/2019 | F | Tournament G18s |
| W | ||
| 6-4 6-4 |
Kaitlin Tan | |
| Match: NC | TTR: NC | |
| 2019 Jr Sectionals (Level 3) - Yakima WA | ||
| 06/23/2019 | S | Tournament G18s |
| W | ||
| 6-2 3-6 1-0 |
Yolanda Lin | |
| Match: NC | TTR: NC | |
| 2019 Jr Sectionals (Level 3) - Yakima WA | ||
| 06/22/2019 | Q | Tournament G18s |
| W | ||
| 6-0 6-1 |
Madison Egan | |
| Match: NC | TTR: NC | |
| 2019 Jr Sectionals (Level 3) - Yakima WA | ||
| 06/21/2019 | 16 | Tournament G18s |
| W | ||
| 6-1 6-0 |
Abby Nash | |
| Match: NC | TTR: NC | |
| 2019 Jr Sectionals (Level 3) - Yakima WA | ||
| 06/21/2019 | 32 | Tournament G18s |
| W | ||
| 6-0 6-0 |
Olivia Sun | |
| Match: NC | TTR: NC | |
| USTA International Spring Championships | ||
| 03/29/2019 | 64 | Tournament G18s |
| L | ||
| 2-6 6-3 6-4 |
Madison Sieg | |
| Match: NC | TTR: NC | |
| The Easter Bowl ITF Tennis Championships | ||
| 03/23/2019 | 64 | Tournament G18s |
| L | ||
| 6-3 3-6 6-3 |
Charlotte Owensby | |
| Match: NC | TTR: NC | |
| VTC Girls Level 4 | ||
| 03/10/2019 | S | Tournament G18s |
| L | ||
| 6-4 4-6 1-0 |
Serim Jin | |
| Match: NC | TTR: NC | |
| VTC Girls Level 4 | ||
| 03/09/2019 | Q | Tournament G18s |
| W | ||
| 6-3 6-2 |
Amelia Asfaw | |
| Match: NC | TTR: NC | |
| VTC Girls Level 4 | ||
| 03/08/2019 | 16 | Tournament G18s |
| W | ||
| 6-0 6-2 |
Faith Grisham | |
| Match: NC | TTR: NC | |
| Glossary |
| Match | Player TTR for individual match. |
| TTR | TTR after completed match. |
| NC | Match not calculated into TTR yet. |
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