| Nome Torneo | CIA 2021 - 80° Campionato Italiano Assoluto |
| Luogo | Chianciano Terme |
| Federazione | ITA |
| Date Begin | 01/12/2021 |
| Date End | 11/12/2021 |
| Arbiter(s) | AI Alessandro Biancotti (828637) |
| Sistema di gioco | Single Round Robin |
| Turni | 11 |
| Score game | 0-0.5-1 |
| Tie break | S-B |
| Registered Players | 12 |
| Number of Federations | 1 |
| Average Rating (all) | 2469 |
| Average Rating (only FIDE rated) | 2469 |
| Players from ITA Federazione | 12 |
| Players NOT from ITA Federazione | 0 |
| FIDE rated players | 12 |
| unrated players | 0 |
| unrated players from ITA Federazione | 0 |
| unrated players NOT from ITA Federazione | 0 |
| unrated Federations | 0 |
| FIDE titled players | 12 |
| GM players | 5 |
| WGM players | 0 |
| IM players | 6 |
| WIM players | 0 |
| FM players | 1 |
| WFM players | 0 |
| CM players | 0 |
| WCM players | 0 |
| FIDE titled player from ITA Federazione | 12 |
| FIDE titled player NOT from ITA Federazione | 0 |