2021 Biella Challenger VII

The 2021 Biella Challenger VII was a professional tennis tournament played on outdoor red clay courts. It was part of the 2021 ATP Challenger Tour. It took in Biella, Italy between 31 May and 6 June 2021.

Seeds

 * Rankings are as of 24 May 2021.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇮🇹 Flavio Cobolli
 * 🇮🇹 Stefano Napolitano
 * 🇮🇹 Luca Nardi

The following players received entry into the singles main draw as special exempts:
 * Gastão Elias
 * Holger Rune

The following players received entry from the qualifying draw:
 * 🇮🇹 Jacopo Berrettini
 * 🇮🇹 Raúl Brancaccio
 * 🇫🇷 Hugo Grenier
 * 🇦🇷 Camilo Ugo Carabelli

Singles

 * Holger Rune def. 🇦🇷 Marco Trungelliti 6–3, 5–7, 7–6(7–5).

Doubles

 * 🇦🇷 Tomás Martín Etcheverry / 🇦🇷 Renzo Olivo def. 🇻🇪 Luis David Martínez / 🇪🇸 David Vega Hernández 3–6, 6–3, [10–8].