All available race results Sigfrido Fontanelli
| Date | Race | Rank |
| 09/03 | Milano - Torino | 68 |
| 25/04 | Milano - Vignola | 15 |
| 27/04 | Coppa Bernocchi | 27 |
| Six-Provinces - Dauphiné Libéré | ||
| 30/05 | Stage 5b | 2 |
| 31/05 | General Classification | 78 |
| Tour de Luxembourg | ||
| 16/06 | Stage 4a | 10 |
| 16/06 | General Classification | 35 |
| Tour de France | ||
| 28/06 | Prologue | 67 |
| 29/06 | Stage 1a | 110 |
| 30/06 | Stage 2 | 16 |
| 01/07 | Stage 3 | 118 |
| 02/07 | Stage 4 | 53 |
| 03/07 | Stage 5 | 115 |
| 04/07 | Stage 6 | 114 |
| 05/07 | Stage 7 | 87 |
| 06/07 | Stage 8a | 61 |
| 06/07 | Stage 8b | 98 |
| 07/07 | Stage 9 | 104 |
| 13/09 | Coppa Sabatini | 15 |
Rider information for 1969
| Rank | 338 |
| Score | 100 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Molteni |
| Date | Race | Rank |
| 07/03 | Milano - Torino | 40 |
| 25/04 | Milano - Vignola | 18 |
| 14/05 | Coppa Placci | 44 |
| Tour de Suisse | ||
| 12/06 | Stage 2 | 4 |
| 13/06 | Stage 3 | 4 |
| Giro d'Italia | ||
| General Classification | 51 |
Rider information for 1970
| Rank | 338 |
| Score | 81 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Hertekamp - Magniflex |
| Date | Race | Rank |
| 21/02 | Trofeo Laigueglia | 47 |
| 05/03 | Sassari - Cagliari | 12 |
| 28/04 | Milano - Vignola | 49 |
| 01/05 | Giro di Romagna | 7 |
| Tour de Romandie | ||
| 06/05 | Stage 2 | 5 |
| 08/05 | Stage 4 | 9 |
| 09/05 | General Classification | 16 |
| 12/05 | Coppa Bernocchi | 11 |
| Giro d'Italia | ||
| 21/05 | Stage 1 | 52 |
| 22/05 | Stage 2 | 79 |
| 23/05 | Stage 3 | 85 |
| 08/08 | Grosser Preis des Kantons Aargau - Gippingen | 12 |
Rider information for 1971
| Rank | 166 |
| Score | 306 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Hertekamp - Magniflex |
| Date | Race | Rank |
| 20/02 | Trofeo Laigueglia | 25 |
| 08/03 | Milano - Torino | 70 |
| Tirreno - Adriatico | ||
| 15/03 | General Classification | 87 |
| Vuelta a España | ||
| 27/04 | Prologue | 12 |
| 28/04 | Stage 1 | 75 |
| 29/04 | Stage 2 | 66 |
| 30/04 | Stage 3 | 89 |
| 01/05 | Stage 4 | 44 |
| 02/05 | Stage 5 | 81 |
| 03/05 | Stage 6a | 66 |
| 04/05 | Stage 7 | 76 |
| 05/05 | Stage 8 | 71 |
| 06/05 | Stage 9a | 75 |
| 06/05 | Stage 9b | 72 |
| 07/05 | Stage 10 | 69 |
| 08/05 | Stage 11 | 36 |
| 09/05 | Stage 12 | 70 |
| 10/05 | Stage 13 | 37 |
| 11/05 | Stage 14 | 9 |
| 12/05 | Stage 15 | 62 |
| 21/06 | G.P. Camaiore | 6 |
| 26/06 | Campeonato d'Italia su strada / Giro dell'Appennino | 18 |
| 23/09 | Giro del Veneto | 21 |
| 28/09 | Coppa Sabatini | 10 |
Rider information for 1972
| Rank | 292 |
| Score | 115 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Van Cauter - Magniflex - De Gribaldy |
| Date | Race | Rank |
| 18/02 | Trofeo Laigueglia | 27 |
| 07/03 | Milano - Torino | 24 |
| Tirreno - Adriatico | ||
| 17/03 | General Classification | 13 |
| 19/03 | Milano - Sanremo | 25 |
| 25/04 | Milano - Vignola | 51 |
| 13/05 | Coppa Placci | 13 |
| Giro d'Italia | ||
| General Classification | 68 |
Rider information for 1973
| Rank | 167 |
| Score | 255 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Sammontana |
| Date | Race | Rank |
| 20/02 | Trofeo Laigueglia | 26 |
| 28/02 | Sassari - Cagliari | 6 |
| 09/03 | Milano - Torino | 31 |
| Tirreno - Adriatico | ||
| 14/03 | Stage 3 | 1 |
| 16/03 | General Classification | 11 |
| 18/03 | Milano - Sanremo | 100 |
| 26/03 | Giro di Sicilia | 27 |
| 25/04 | Coppa Placci | 17 |
| 01/05 | Giro di Romagna | 2 |
| 19/06 | Giro della Toscane | 3 |
| 19/06 | G.P. Camaiore | 2 |
| 23/06 | National Championship Italy (Milano - Vignola) | 10 |
| 07/09 | Giro del Veneto | 40 |
| 11/09 | Coppa Sabatini | 6 |
| 14/09 | Giro del Lazio | 28 |
| 04/10 | Giro dell'Emilia | 24 |
| Giro d'Italia | ||
| General Classification | 57 |
Rider information for 1974
| Rank | 80 |
| Score | 597 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Sammontana |
| Date | Race | Rank |
| 19/03 | Milano - Sanremo | 55 |
| 25/03 | Trofeo Pantalica | 21 |
| Dauphiné Libéré | ||
| 09/06 | Stage 7a | 1 |
| 09/06 | General Classification | 30 |
| G.P. du Midi-Libre | ||
| 12/06 | Stage 1 | 4 |
| 18/06 | G.P. Camaiore | 14 |
| Tour de France | ||
| 26/06 | Prologue | 90 |
| 27/06 | Stage 1a | 121 |
| 27/06 | Stage 1b | 106 |
| 28/06 | Stage 2 | 138 |
| 29/06 | Stage 3 | 110 |
| 30/06 | Stage 4 | 111 |
| 01/07 | Stage 5 | 116 |
| 02/07 | Stage 6 | 103 |
| 03/07 | Stage 7 | 74 |
| 04/07 | Stage 8 | 122 |
| 05/07 | Stage 9a | 125 |
| 05/07 | Stage 9b | 112 |
| 07/07 | Stage 10 | 46 |
| 08/07 | Stage 11 | 73 |
| 09/07 | Stage 12 | 105 |
| 10/07 | Stage 13 | 50 |
| 11/07 | Stage 14 | 36 |
| 13/07 | Stage 15 | 81 |
| 14/07 | Stage 16 | 17 |
| 15/07 | Stage 17 | 59 |
| 16/07 | Stage 18 | 50 |
| 17/07 | Stage 19 | 49 |
| 18/07 | Stage 20 | 43 |
| 19/07 | Stage 21 | 21 |
| 20/07 | Stage 22 | 81 |
| General Classification | 43 | |
| 26/07 | Tre Valli Varesine | 10 |
| 03/08 | Giro dell'Appennino | 12 |
| 07/08 | Coppa Sabatini | 5 |
| 13/09 | Giro del Veneto | 24 |
Rider information for 1975
| Rank | 129 |
| Score | 299 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Filotex |
| Date | Race | Rank |
| Tirreno - Adriatico | ||
| 16/03 | General Classification | 30 |
| 30/03 | Trofeo Pantalica | 48 |
| 25/04 | Coppa Placci | 33 |
| Giro d'Italia | ||
| 01/06 | Stage 12 | 1 |
| General Classification | 45 | |
| 04/08 | Coppa Sabatini | 16 |
| 28/08 | Giro del Lazio | 9 |
| 11/09 | Giro del Veneto | 3 |
Rider information for 1976
| Rank | 184 |
| Score | 245 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Sanson |
| Date | Race | Rank |
| 02/03 | Sassari - Cagliari | 25 |
| 05/03 | Coppa Placci | 60 |
| Tirreno - Adriatico | ||
| 16/03 | General Classification | 11 |
| 19/03 | Milano - Sanremo | 48 |
| 29/03 | Trofeo Pantalica | 8 |
| Vuelta a España | ||
| 26/04 | Prologue | 53 |
| 27/04 | Stage 1 | 62 |
| 28/04 | Stage 2 | 68 |
| 29/04 | Stage 3 | 26 |
| 30/04 | Stage 4 | 22 |
| 01/05 | Stage 5 | 39 |
| 03/05 | Stage 7 | 56 |
| 04/05 | Stage 8 | 47 |
| 05/05 | Stage 9 | 26 |
| 06/05 | Stage 10 | 35 |
| 07/05 | Stage 11a | 23 |
| 07/05 | Stage 11b | 58 |
| 08/05 | Stage 12 | 31 |
| 09/05 | Stage 13 | 33 |
| 10/05 | Stage 14 | 49 |
| 11/05 | Stage 15 | 48 |
| 12/05 | Stage 16 | 46 |
| 13/05 | Stage 17 | 52 |
| 14/05 | Stage 18 | 31 |
| 10/07 | Milano - Vignola | 40 |
| Giro di Sicilia | ||
| 14/07 | General Classification | 16 |
| 26/08 | Coppa Bernocchi | 22 |
| Volta Ciclista a Catalunya | ||
| 14/09 | General Classification | 40 |
| Giro d'Italia | ||
| General Classification | 59 |
Rider information for 1977
| Rank | 225 |
| Score | 172 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Magniflex - Torpado |
No results available in season 1978.
Rider information for 1978
| Rank | 1114 |
| Score | 0 |
| Name | Sigfrido FONTANELLI |
| Country | Italy |
| Team | Magniflex - Torpado |