| Biella Challenger Indoor | |
|---|---|
 2021 Biella Challenger Indoor | |
| Defunct tennis tournament | |
| Event name | Biella Challenger Indoor |
| Location | Biella, Italy |
| Venue | Palasport Biella |
| Category | ATP Challenger Tour, Challenger 125 (edition 2) |
| Surface | Hard (Indoor) |
The Biella Challenger Indoor is a professional tennis tournament played on indoor hardcourts. It was part of the ATP Challenger Tour. It was held in Biella, Italy in 2021 in four editions. [1] [2] [3]
| Year | Champion | Runner-up | Score |
|---|---|---|---|
| 2021 (4) |  Daniel Masur | Matthias Bachinger | 6–3, 6–7(8–10), 7–5 |
| 2021 (3) |  Andreas Seppi |  Liam Broady | 6–2, 6–1 |
| 2021 (2) |  Kwon Soon-woo | Lorenzo Musetti | 6–2, 6–3 |
| 2021 (1) |  Illya Marchenko | Andy Murray | 6–2, 6–4 |
| Year | Champions | Runners-up | Score |
|---|---|---|---|
| 2021 (4) | Lloyd Glasspool  Matt Reid | Denys Molchanov Sergiy Stakhovsky | 6–3, 6–4 |
| 2021 (3) |  Quentin Halys Tristan Lamasine | Denys Molchanov Sergiy Stakhovsky | 6–1, 2–0 ret. |
| 2021 (2) |  Hugo Nys Tim Pütz | Lloyd Glasspool  Harri Heliövaara | 7–6(7–4), 6–3 |
| 2021 (1) |  Luis David Martínez  David Vega Hernández |  Szymon Walków Jan Zieliński | 6–4, 3–6, [10–8] |
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