2019 Koser Jewelers Tennis Challenge

The 2019 Koser Jewelers Tennis Challenge was a professional tennis tournament played on outdoor hard courts. It was the thirteenth edition of the tournament which was part of the 2019 ITF Women's World Tennis Tour. It took place in Landisville, Pennsylvania, United States between 5 and 11 August 2019.

Seeds

 * 1 Rankings are as of 29 July 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇺🇸 Katharine Fahey
 * 🇺🇸 Raveena Kingsley
 * 🇺🇸 Jamie Loeb
 * 🇺🇸 Sophia Whittle

The following player received entry as a special exempt:
 * 🇺🇸 Catherine Harrison

The following players received entry from the qualifying draw:
 * 🇦🇺 Alison Bai
 * 🇺🇸 Elysia Bolton
 * 🇦🇺 Lizette Cabrera
 * 🇺🇸 Victoria Duval
 * 🇷🇺 Angelina Gabueva
 * 🇺🇸 Claire Liu
 * 🇺🇸 Maria Sanchez
 * 🇨🇳 You Xiaodi

The following players received entry as lucky losers:
 * 🇯🇵 Ayaka Okuno
 * 🇸🇪 Julia Rosenqvist

Singles

 * 🇺🇸 Madison Brengle def. 🇨🇳 Zhu Lin, 6–4, 7–5

Doubles

 * 🇺🇸 Vania King / 🇺🇸 Claire Liu def. 🇺🇸 Hayley Carter / 🇺🇸 Jamie Loeb, 4–6, 6–2, [10–5]