| Marcello Mancosu | |
| Birth Date: | 15 April 1992 |
| Birth Place: | Cagliari, Italy |
| Height: | 1.77 m |
| Position: | Right Winger, Striker |
| Currentclub: | Tuttocuoio |
| Youthyears1: | –2010 |
| Youthclubs1: | Cagliari |
| Years1: | 2010–2014 |
| Caps1: | 72 |
| Goals1: | 1 |
| Clubs1: | Selargius |
| Years2: | 2014–2015 |
| Caps2: | 0 |
| Goals2: | 0 |
| Clubs2: | Trapani |
| Years3: | 2014 |
| Caps3: | 7 |
| Goals3: | 1 |
| Clubs3: | → Pavia (loan) |
| Years4: | 2014–2015 |
| Caps4: | 35 |
| Goals4: | 5 |
| Clubs4: | → Gubbio (loan) |
| Years5: | 2015–2016 |
| Caps5: | 26 |
| Goals5: | 1 |
| Clubs5: | Lumezzane |
| Years6: | 2016–2017 |
| Caps6: | 18 |
| Goals6: | 1 |
| Clubs6: | Lupa Roma |
| Years7: | 2017 |
| Caps7: | 12 |
| Goals7: | 0 |
| Clubs7: | Catanzaro |
| Years8: | 2017 |
| Caps8: | 11 |
| Goals8: | 2 |
| Clubs8: | Nuorese |
| Years9: | 2017– |
| Caps9: | 9 |
| Goals9: | 1 |
| Clubs9: | Tuttocuoio |
| Club-Update: | 26 February 2018 |
Marcello Mancosu (born 15 April 1992) is an Italian footballer who plays as a forward for Tuttocuoio.
Born in Cagliari, Sardinia, Mancosu started his career at Cagliari Calcio, where his elder brother Matteo was a member of the first team in 2007–08 season. Mancosu was a player for their under–17 team in 2008–09 season.[1] He only able to play once for Cagliari's reserves in the next season,[2] on 27 February 2010 (round 18).
Mancosu left for amateur club Selargius in 2010, where he played seasons in the fifth tier. On 31 January 2014 Mancosu was signed by fellow Sardinian club Trapani.[3] However, he was immediately farmed to Lega Pro Prima Divisione from the Serie B club, unable to play along with his eldest brother Matteo who was a member of Trapani's first team (until January 2015).[4] On 23 July Marcello left for another Lega Pro club Gubbio.[5] Mancosu brothers received call-up to 2014 pre-season camp on 12 July.[6]
In July 2015 Mancosu was signed by Lumezzane, his third Lega Pro club.[7]
On 22 August Mancosu remained in the third tier, signing for Lupa Roma.[8]
Mancosu is the youngest brother of fellow footballers Matteo and Marco.[9]