2017 Winnipeg National Bank Challenger

The 2017 Winnipeg National Bank Challenger was a professional tennis tournament played on outdoor hard courts. It was the 2nd edition, for men, and 5th edition, for women, of the tournament and part of the 2017 ATP Challenger Tour and the 2017 ITF Women's Circuit, offering totals of $75,000, for men, and $25,000, for women, in prize money. It took place in Winnipeg, Manitoba, Canada between July 11 and July 16, 2017.

Seeds

 * 1 Rankings are as of July 3, 2017

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇦 Hugo Di Feo
 * 🇨🇦 Jack Mingjie Lin
 * 🇨🇦 Samuel Monette
 * 🇨🇦 Nicaise Muamba

The following players received entry from the qualifying draw:
 * 🇬🇧 Luke Bambridge
 * 🇻🇪 Luis David Martínez
 * 🇺🇸 Alex Rybakov
 * 🇺🇸 Ronnie Schneider

Seeds

 * 1 Rankings are as of July 3, 2017

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇦 Isabelle Boulais
 * 🇨🇦 Petra Januskova
 * 🇨🇦 Catherine Leduc
 * 🇨🇦 Charlotte Robillard-Millette

The following player entered the singles main draw with a protected ranking:
 * 🇦🇺 Kimberly Birrell

The following players received entry from the qualifying draw:
 * 🇺🇸 Helen Abigail Altick
 * 🇺🇸 Sara Daavettila
 * 🇺🇸 Jessica Failla
 * 🇨🇦 Leylah Annie Fernandez
 * 🇷🇺 Nika Kukharchuk
 * 🇺🇸 Alexandra Mueller
 * 🇺🇸 Shelby Talcott
 * 🇲🇽 Marcela Zacarías

Men's singles

 * Blaž Kavčič def. 🇨🇦 Peter Polansky, 7–5, 3–6, 7–5

Women's singles

 * 🇺🇸 Caroline Dolehide def. 🇯🇵 Mayo Hibi, 6–3, 6–4

Men's doubles

 * 🇬🇧 Luke Bambridge / 🇮🇪 David O'Hare def. 🇯🇵 Yusuke Takahashi / 🇯🇵 Renta Tokuda, 6–2, 6–2

Women's doubles

 * 🇯🇵 Hiroko Kuwata / 🇷🇺 Valeria Savinykh def. 🇦🇺 Kimberly Birrell / 🇺🇸 Caroline Dolehide, 6–4, 7–6(7–4)