| Nationality: | Italian |
| Birth Date: | 25 June 1977 |
| Residence: | Naples, Italy |
| Country: |  Italy |
| Sport: | Athletics |
| Event: | Long-distance running |
Marco Mazza (born 25 June 1977) is an Italian long-distance runner who specializes in the 10,000 metres and half marathon.
His personal best time in the 10,000 metres is 27:44.05 minutes, achieved in April 2002 in Camaiore. This places him ninth on the Italian all-time performers list, behind Salvatore Antibo, Francesco Panetta, Venanzio Ortis, Daniele Meucci, Alberto Cova, Franco Fava, Stefano Mei, Stefano Baldini.[1] His personal best half marathon time is 60:24 minutes, achieved in April 2002 in Milan.
| Representing | |||||
|---|---|---|---|---|---|
| 1999 | European U23 Championships | Gothenburg, Sweden | 3rd | 5000m | 13:47.17 |
| bgcolor=gold | 1st | 10,000m | 28:39.29 | ||
| 2000 | World Half Marathon Championships | Veracruz, Mexico | 9th | Half marathon | 1:04:26 |
| 5th | Team[2] | 3:19:21 | |||
| 2001 | World Championships | Edmonton, Canada | 14th | 10,000 m | 28:08.00 |
| Mediterranean Games | Tunis, Tunisia | 4th | 10,000 m | 29:38.22 | |
| 2002 | European Championships | Munich, Germany | 7th | 10,000 m | 28:05.94 |
| World Half Marathon Championships | Brussels, Belgium | 14th | Half marathon | 1:02:21 | |
| 5th | Team[3] | 3:07:53 | |||