| Alexander Barboza | |
| Fullname: | Alexander Nahuel Barboza Ullúa[1] |
| Birth Date: | 16 March 1995 |
| Birth Place: | Villa Celina, Buenos Aires, Argentina |
| Height: | 1.92 m |
| Position: | Defender |
| Currentclub: | Botafogo |
| Clubnumber: | 20 |
| Youthyears1: | 2005–2014 |
| Youthclubs1: | River Plate |
| Years1: | 2014–2019 |
| Clubs1: | River Plate |
| Caps1: | 5 |
| Goals1: | 0 |
| Years2: | 2015 |
| Clubs2: | → Atlético de Rafaela (loan) |
| Caps2: | 11 |
| Goals2: | 1 |
| Years3: | 2016–2017 |
| Clubs3: | → Defensa y Justicia (loan) |
| Caps3: | 42 |
| Goals3: | 6 |
| Years4: | 2018–2019 |
| Clubs4: | → Defensa y Justicia (loan) |
| Caps4: | 33 |
| Goals4: | 1 |
| Years5: | 2019–2021 |
| Clubs5: | Independiente |
| Caps5: | 18 |
| Goals5: | 1 |
| Years6: | 2021–2023 |
| Clubs6: | Libertad |
| Caps6: | 69 |
| Goals6: | 4 |
| Years7: | 2024– |
| Clubs7: | Botafogo de Futebol e Regatas |
| Caps7: | 0 |
| Goals7: | 0 |
| Club-Update: | 01:10, 1 January 2024 (UTC) |
Alexander Nahuel Barboza Ullúa (born 16 March 1995) is an Argentine professional footballer who plays as a defender for Botafogo de Futebol e Regatas.
On 4 July 2019 it was confirmed that Barboza had joined Club Atlético Independiente on a permanent transfer.[2] The Argentine club bought 82,5% of his rights for four years.