| Koser Jewelers Tennis Challenge | |
|---|---|
 2025 Koser Jewelers Tennis Challenge | |
| ITF Women's Tour | |
| Event name | Koser Jewelers Tennis Challenge |
| Location | Landisville, United States |
| Venue | Hempfield Recreation Center |
| Category | ITF Women's Circuit |
| Surface | Hard |
| Draw | 32S/32Q/16D |
| Prize money | $100,000 |
| Website | www.landisvilleprocircuit.com |
TheKoser Jewelers Tennis Challenge is a tournament for professional femaletennis players played on outdoorhardcourts. The event is classified as a $100,000ITF Women's Circuit tournament and has been held inLandisville, Pennsylvania, since 2008.
| Year | Champion | Runner-up | Score |
|---|---|---|---|
| 2025 |  Petra Marčinko |  Janice Tjen | 7–6(7–4), 3–6, 6–4 |
| 2024 |  McCartney Kessler |  Olivia Gadecki | 4–6, 6–2, 6–4 |
| 2023 |  Wang Xinyu | Madison Brengle | 6–2, 6–3 |
| 2022 | Zhu Lin | Elizabeth Mandlik | 6–2, 6–3 |
| 2021 |  Nuria Párrizas Díaz |  Greet Minnen | 7–6(8–6), 4–6, 7–6(9–7) |
| 2020 | tournament cancelled due to theCOVID-19 pandemic | ||
| 2019 | Madison Brengle(3) | Zhu Lin | 6–4, 7–5 |
| 2018 | Madison Brengle(2) | Kristie Ahn | 6–4, 1–0 ret. |
| 2017 |  Vera Lapko |  Anna Karolína Schmiedlová | 4–6, 6–4, 7–6(7–4) |
| 2016 |  Laura Robson | Julia Elbaba | 6–0, 6–0 |
| 2015 | Naomi Broady | Robin Anderson | 4–6, 6–4, 7–6(7–5) |
| 2014 |  Paula Kania |  Ons Jabeur | 5–7, 6–3, 6–4 |
| 2013(2) | Madison Brengle | Olivia Rogowska | 6–2, 6–0 |
| 2013(1) |  Alisa Kleybanova | Natalie Pluskota | 6–3, 6–0 |
| 2012 |  Piia Suomalainen | Elizabeth Lumpkin | 7–6(7–4), 6–1 |
| 2011 | Robin Anderson | Bojana Bobusic | 6–2, 6–3 |
| 2010 | Alexandra Mueller | Kyle McPhillips | 6–2, 5–7, 6–0 |
| 2009 | Laura Granville |  Petra Rampre | 6–2, 6–1 |
| 2008 | Kristie Ahn |  Rebecca Marino | 6–3, 2–6, 6–3 |
