2019 Internationaux de Tennis de Blois

The 2019 Internationaux de Tennis de Blois was a professional tennis tournament played on clay courts. It was the seventh edition of the tournament which was part of the 2019 ATP Challenger Tour. It took place in Blois, France between 17 and 23 June 2019.

Seeds

 * 1 Rankings are as of 10 June 2019.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇫🇷 Samuel Brosset
 * 🇫🇷 Maxime Hamou
 * 🇫🇷 Matteo Martineau
 * Holger Rune
 * 🇫🇷 Enzo Wallart

The following players received entry into the singles main draw using their ITF World Tennis Ranking:
 * 🇫🇷 Corentin Denolly
 * 🇫🇷 Arthur Rinderknech
 * 🇩🇪 Peter Torebko
 * Botic van de Zandschulp
 * Tim van Rijthoven

The following player received entry into the singles main draw using a protected ranking:
 * 🇨🇴 Nicolás Barrientos

The following players received entry into the singles main draw as alternates:
 * 🇧🇷 Daniel Dutra da Silva
 * 🇫🇷 Jonathan Eysseric
 * 🇪🇸 Rubén Ramírez Hidalgo

The following players received entry from the qualifying draw:
 * 🇵🇪 Sergio Galdós
 * Mark Vervoort

The following player received entry as a lucky loser:
 * 🇫🇷 Youlian Iakovlev

Singles

 * Pedro Sousa def. 🇧🇪 Kimmer Coppejans 4–6, 6–3, 7–6(7–4).

Doubles

 * 🇫🇷 Corentin Denolly / 🇫🇷 Alexandre Müller def. 🇵🇪 Sergio Galdós / 🇸🇪 Andreas Siljeström 7–5, 6–7(5–7), [10–6].