2018 Thindown Challenger Biella

The 2018 Thindown Challenger Biella was a professional tennis tournament played on outdoor red clay courts. It was part of the 2018 ATP Challenger Tour. It took place in Biella, Italy between 17 and 23 September 2018.

Seeds

 * Rankings are as of 10 September 2018.

Other entrants
The following players received wildcards into the singles main draw:
 * 🇮🇹 Enrico Dalla Valle
 * 🇮🇹 Paolo Lorenzi
 * 🇮🇹 Andrea Pellegrino
 * 🇮🇹 Pietro Rondoni

The following players received entry into the singles main draw as special exempts:
 * 🇦🇷 Facundo Argüello
 * 🇪🇸 Alejandro Davidovich Fokina

The following player received entry into the singles main draw as an alternate:
 * 🇧🇷 Thiago Monteiro

The following players received entry from the qualifying draw:
 * Marcelo Tomás Barrios Vera
 * 🇫🇷 Mathias Bourgue
 * 🇫🇷 Alexandre Müller
 * 🇨🇿 Jan Šátral

The following players received entry as lucky losers:
 * 🇧🇷 Oscar José Gutierrez
 * 🇵🇪 Juan Pablo Varillas

Singles

 * 🇦🇷 Federico Delbonis def. 🇮🇹 Stefano Napolitano 6–4, 6–3.

Doubles

 * 🇧🇷 Fabrício Neis / 🇪🇸 David Vega Hernández def. 🇦🇺 Rameez Junaid / 🇮🇳 Purav Raja 6–4, 6–4.