| Ignacio Brex | |
| Fullname: | Juan Ignacio Brex |
| Birth Date: | 26 May 1992 |
| Birth Place: | Buenos Aires, Argentina |
| Height: | 1900NaN0[1] |
| Weight: | 940NaN0 |
| Position: | Centre |
| Currentclub: | Benetton |
| Years1: | 2012–2014 |
| Clubs1: | San Cirano |
| Apps1: | 21 |
| Points1: | 45 |
| Years2: | 2013 |
| Clubs2: | Pampas XV |
| Apps2: | 2 |
| Points2: | 0 |
| Years3: | 2016–2017 |
| Clubs3: | Viadana |
| Apps3: | 27 |
| Points3: | 80 |
| Years4: | 2017– |
| Clubs4: | Benetton |
| Apps4: | 73 |
| Points4: | 55 |
| Repyears1: | 2012 |
| Repteam1: | Argentina U20 |
| Repcaps1: | 4 |
| Reppoints1: | 0 |
| Repyears2: | 2013–2015 |
| Repteam2: | Argentina XV |
| Repcaps2: | 6 |
| Reppoints2: | 5 |
| Repyears3: | 2021– |
| Repteam3: | Italy |
| Repcaps3: | 30 |
| Reppoints3: | 20 |
| Clubupdate: | 10 September 2023 |
| Repupdate: | 6 Oct 2023 |
| Ru Sevensnationalyears1: | 2012–2014 |
| Ru Sevensnationalteam1: | Argentina |
| Ru Sevensnationalcomp1: | 6 |
| Repsevensyears2: | 2019 |
| Repsevensteam2: | Italy |
| Repsevenscomp2: | 1 |
| Ru Sevensupdate: | 10 September 2023 |
Juan Ignacio Brex (pronounced as /es/; born 26 May 1992) is an Italian-Argentine professional rugby union player who primarily plays centre for Benetton of the United Rugby Championship. He has also represented Italy at international level. Brex has previously played for clubs such as San Cirano, Pampas XV, and Viadana in the past.[2]
Born in Argentina, Brex is of Italian descent through his father and holds dual citizenship.[3] After playing for Argentina until 2015, in 2019 Brex was named in the Italy Sevens squad for the Qualifying Tournament for the 2020 Summer Olympics.[4]
In January 2021, he was named in the Italy squad.[5] On 22 August 2023, he was named in Italy's 33-man squad for the 2023 Rugby World Cup.[6]