| Justina Morcillo | |
| Birth Date: | 2000 8, df=yes[1] |
| Birth Place: | La Plata, Argentina |
| Height: | 1.61 m |
| Position: | Centre-back |
| Youthyears1: | 2011–2014 |
| Youthclubs1: | River Plate[2] |
| Years1: | 2014–2023 |
| Clubs1: | River Plate[3] |
| Years2: | 2023–2024 |
| Clubs2: | Atlético San Luis |
| Caps2: | 22 |
| Goals2: | 0 |
| Nationalteam1: | Argentina U20 |
| Nationalyears2: | 2019– |
| Nationalteam2: | Argentina |
| Nationalcaps2: | 2 |
| Nationalgoals2: | 0 |
| Ntupdate: | 12 November 2019 |
Justina Morcillo (born 9 August 2000) is an Argentine footballer who plays as a midfielder for Liga MX Femenil club Atlético San Luis and the Argentina women's national team.
Justina arrived at River Plate at the age of 11.[4] In 2015, she made her debut with the club's first team and scored 2 goals in a 24–0 victory against Almagro.[4] Justina continue her grow at the club and in 2022 was named team captain.[5] On 25 June 2023 she played her last game with River Plate a 2–1 victory against Estudiantes (LP).[6]
On 11 July 2023, Justina signed with the Mexican Liga MX Femenil club Atlético San Luis.[7]
Morcillo made her senior debut for Argentina on 7 November 2019, in a 2–1 away friendly won against Paraguay.[8]
Justina has a sister Carolina Morcillo, who is also a footballer.[4]
2016–17[6]