2019 Oracle Challenger Series – New Haven

The 2019 Oracle Challenger Series – New Haven was a professional tennis tournament played on outdoor hard courts. This tournament was part of the 2019 ATP Challenger Tour and the 2019 WTA 125K series. The first edition took place from September 2 to 8, 2019 at the Cullman-Heyman Tennis Center in New Haven, United States.

Seeds

 * 1 Rankings are as of 26 August 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇾 Petros Chrysochos
 * 🇺🇸 Aleksandar Kovacevic
 * 🇺🇸 Dylan King
 * 🇺🇸 John McNally
 * 🇺🇸 Evan Zhu

The following player received entry into the singles main draw using a protected ranking:
 * 🇺🇸 Raymond Sarmiento

The following players received entry into the singles main draw as alternates:
 * 🇺🇸 Alafia Ayeni
 * 🇺🇸 Ulises Blanch
 * 🇮🇪 Simon Carr
 * 🇺🇸 Strong Kirchheimer

The following players received entry from the qualifying draw:
 * 🇬🇧 Liam Broady
 * 🇺🇸 Felix Corwin

Seeds

 * 1 Rankings are as of 26 August 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇺🇸 Lauren Davis
 * 🇺🇸 Jennifer Elie
 * 🇺🇸 Haley Giavara
 * 🇺🇸 Samantha Martinelli

The following players received entry into the singles main draw through protected rankings:
 * 🇺🇸 Victoria Duval
 * 🇩🇪 Anna-Lena Friedsam

The following players received entry into the singles main draw as alternates:
 * 🇺🇸 Rosalyn Small
 * Rosalie van der Hoek

The following players received entry from the qualifying draw:
 * 🇦🇺 Jaimee Fourlis
 * 🇯🇵 Eri Hozumi

Withdrawals

 * Before the tournament
 * 🇺🇸 Kristie Ahn → replaced by 🇺🇸 Jamie Loeb
 * 🇺🇸 Robin Anderson → replaced by 🇷🇺 Valeria Savinykh
 * 🇺🇸 Madison Brengle → replaced by 🇯🇵 Mayo Hibi
 * 🇰🇿 Zarina Diyas → replaced by 🇦🇺 Lizette Cabrera
 * 🇧🇪 Kirsten Flipkens → replaced by 🇺🇸 Quinn Gleason
 * 🇮🇹 Giulia Gatto-Monticone → replaced by 🇸🇪 Johanna Larsson
 * 🇦🇺 Daria Gavrilova → replaced by 🇯🇵 Momoko Kobori
 * 🇵🇱 Magda Linette → replaced by 🇺🇸 Victoria Duval
 * 🇧🇷 Beatriz Haddad Maia → replaced by 🇭🇺 Fanny Stollár
 * 🇨🇿 Barbora Krejčíková → replaced by 🇺🇸 Danielle Lao
 * 🇺🇸 Caty McNally → replaced by 🇺🇸 Elizabeth Halbauer
 * 🇷🇴 Monica Niculescu → replaced by 🇺🇸 Rosalyn Small
 * 🇺🇸 Jessica Pegula → replaced by 🇨🇦 Katherine Sebov
 * 🇩🇪 Laura Siegemund → replaced by Rosalie van der Hoek
 * 🇷🇴 Patricia Maria Țig → replaced by 🇺🇸 Ann Li
 * 🇺🇸 Taylor Townsend → replaced by 🇺🇸 Catherine Harrison
 * 🇺🇸 Sachia Vickery → replaced by 🇺🇸 Usue Maitane Arconada

Seeds

 * Rankings are as of 26 August 2019

Men's singles

 * 🇺🇸 Tommy Paul def. 🇺🇸 Marcos Giron 6–3, 6–3.

Women's singles

 * 🇷🇺 Anna Blinkova def. 🇺🇸 Usue Maitane Arconada 6–4, 6–2

Men's doubles

 * 🇺🇸 Robert Galloway / 🇺🇸 Nathaniel Lammons def. 🇧🇪 Sander Gillé / 🇧🇪 Joran Vliegen 7–5, 6–4.

Women's doubles

 * 🇷🇺 Anna Blinkova / Oksana Kalashnikova def. 🇺🇸 Usue Maitane Arconada / 🇺🇸 Jamie Loeb 6–2, 4–6, [10–4]