 World: Billie Jean King Cup - Group II - Doubles - Relegation |
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| | Williford K./Zamburek A. C. | De La Caridad Valdes R./Hernandez I. | CAN. | details | 27.07.2024 |
| World: Billie Jean King Cup - Group II - Doubles - Main |
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| | Britez Risso L. F./Franco Martinessi P. | Williford K./Zamburek A. C. | 2:1 (7:5, 5:7, 10:7) | details | 26.07.2024 |
| | Vela Zangroniz N./Weedon K. | Williford K./Zamburek A. C. | 0:2 (5:7, 4:6) | details | 25.07.2024 |
| | Chavez Vicente N. M./Vela Zangroniz N. | Williford K./Zamburek A. C. | CAN. | details | 25.07.2024 |
| | Kettlewell L./O'Neill Garcia D. | Williford K./Zamburek A. C. | 0:2 (63:7, 3:6) | details | 24.07.2024 |
 Dominican Republic: W15 Santo Domingo - Doubles - Main |
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| Quarter-finals | Balu S./Bhatia R. | Martinez Hernandez M. F./Williford K. | 2:1 (3:6, 6:2, 10:4) | details | 08.06.2024 |
| 1/8-finals | Martinez Hernandez M. F./Williford K. | Espinal L. I./Zamburek A. C. | 2:0 (6:1, 6:3) | details | 07.06.2024 |
| Dominican Republic: W35 Santo Domingo 4 - Doubles - Main |
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| 1/8-finals | Espinal L. I./Williford K. | Horvit M./Ngounoue M. | 0:2 (2:6, 2:6) | details | 28.05.2024 |
| Dominican Republic: W25 Santo Domingo 6 - Doubles - Main |
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| 1/8-finals | Nava Elkin A. C./Williford K. | Cabaj Awad J./Navarro M. F. | 0:2 (0:6, 2:6) | details | 14.11.2023 |
| Dominican Republic: W25 Santo Domingo 5 - Doubles - Main |
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| 1/8-finals | Kondos G./Williford K. | Hertel A./Lincer O. | 0:2 (1:6, 4:6) | details | 07.11.2023 |
 USA: W15 Hilton Head, SC - Doubles - Main |
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| 1/8-finals | Bohrer Martins C./Williford K. | Bartha P./Verma R. | 0:2 (4:6, 1:6) | details | 27.09.2023 |
| Dominican Republic: W25 Santo Domingo 3 - Doubles - Main |
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| 1/8-finals | Bowers A./Gell M. | Williford K./Zamburek A. C. | 2:0 (6:3, 7:5) | details | 21.06.2023 |
| USA: W15 Huntsville, AL - Doubles - Main |
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| Quarter-finals | Schaefbauer M./Williford K. | Hertel A./Lemaitre T. | 0:2 (4:6, 2:6) | details | 26.05.2023 |
| 1/8-finals | Mills M./Woog M. | Schaefbauer M./Williford K. | 0:2 (3:6, 3:6) | details | 24.05.2023 |
| USA: W60 Pelham, AL - Doubles - Main |
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| 1/8-finals | Schaefbauer M./Williford K. | Daniel J./McAdoo R. | 1:2 (6:4, 2:6, 5:10) | details | 19.05.2023 |
| USA: W25 Spring, TX - Doubles - Main |
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| 1/8-finals | Marcinkevica D./Williford K. | Zamarripa A./Zamarripa M. | 0:2 (65:7, 5:7) | details | 28.02.2023 |
| Dominican Republic: W25 Santo Domingo 2 - Doubles - Main |
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| Quarter-finals | Ccuno R./Pereira R. | Lincer O./Williford K. | 2:0 (7:64, 6:3) | details | 23.02.2023 |
| 1/8-finals | Karatancheva A./Karatancheva L. | Lincer O./Williford K. | 0:2 (1:6, 3:6) | details | 22.02.2023 |
| Dominican Republic: W25 Santo Domingo - Doubles - Main |
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| 1/8-finals | Ly-Nguyen S./Williford K. | Lazaro Garcia A./Rosatello C. | 0:2 (3:6, 62:7) | details | 14.02.2023 |
| Dominican Republic: W15 Santo Domingo 2 - Doubles - Main |
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| 1/8-finals | Echeverria N./Williford K. | Petruzelova L./Schech R. | WO. | details | 29.11.2022 |
| Dominican Republic: W15 Santo Domingo - Doubles - Main |
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| Quarter-finals | Miller N./Rajecki A. | Goel A./Williford K. | 2:0 (6:3, 6:2) | details | 25.11.2022 |
| 1/8-finals | Luescher S./Pinson L. | Goel A./Williford K. | 0:2 (4:6, 3:6) | details | 22.11.2022 |
| USA: W15 Waco, TX - Doubles - Main |
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| Quarter-finals | Kwong L./Williford K. | Krywoj M. S./Vargova V. | 0:2 (5:7, 2:6) | details | 17.11.2022 |