| Nationality: | Italian |
| Sport: | Athletics |
| Event: | Racewalking |
| Club: | G.S. Fiamme Oro |
| Birth Date: | 1973 4, mf=yes |
| Birth Place: | Monza, Italy |
| Weight: | 68kg (150lb) |
| Pb: |
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| Country: |  Italy |
Alessandro Gandellini (born 30 April 1973) is an Italian former race walker.
Alessandro Gandellini participated at two editions of the Summer Olympics (2000 and 2004), he has 21 caps in national team from 1996 to 2006.[1] He won five times the national championships at senior level.
| 1997 | World Championships | Athens, Greece | 12th | 20 km |
| World Race Walking Cup | Poděbrady, Czech Republic | 17th | 20 km | |
| 1998 | European Championships | Budapest, Hungary | 12th | 20 km |
| 1999 | World Championships | Seville, Spain | 5th | 20 km |
| World Race Walking Cup | Mézidon-Canon, France | 8th | 20 km | |
| 2000 | Sydney, Australia | 9th | 20 km | |
| 2001 | Edmonton, Canada | 12th | 20 km | |
| Mediterranean Games | Radès, Tunisia | 3rd | 20 km | |
| 2002 | European Championships | Munich, Germany | 7th | 20 km |
| World Race Walking Cup | Turin, Italy | 7th | 20 km | |
| 2003 | Cheboksary, Russia | 2nd | 20 km | |
| World Championships | Paris, France | 21st | 20 km | |
| 2004 | World Race Walking Cup | Naumburg, Germany | 13th | 20 km |
| Athens, Greece | DNF | 20 km |
2000, 2002, 2003, 2004, 2005