| Date: | 12–18 February |
| Edition: | 27th |
| Category: | ATP Tour 250 series |
| Prize Money: | $642,615 |
| Draw: | 28S / 16D |
| Surface: | Clay / outdoor |
| Location: | Buenos Aires, Argentina |
| Venue: | Buenos Aires Lawn Tennis Club |
| Champs: |  Facundo Díaz Acosta |
| Champd: |  Simone Bolelli / Andrea Vavassori |
| Main Name: | ATP Buenos Aires |
The 2024 Argentina Open (also known as the IEB+ Argentina Open for sponsorship reasons) was a men's tennis tournament played on outdoor clay courts. It was the 27th edition of the ATP Buenos Aires event, and part of the ATP Tour 250 series of the 2024 ATP Tour. It took place in Buenos Aires, Argentina, from 12 to 18 February 2024.[1]
See main article: 2024 Argentina Open – Singles.
Facundo Díaz Acosta def. Nicolás Jarry, 6–3, 6–4See main article: 2024 Argentina Open – Doubles.
Simone Bolelli / Andrea Vavassori def. 
Marcel Granollers / Horacio Zeballos, 6–2, 7–6(8–6)| width=70 | Country | width=175 | Player | Rank1 | Seed |
|---|---|---|---|---|---|
| Spain | Carlos Alcaraz | 2 | 1 | ||
 United Kingdom | Cameron Norrie | 19 | 2 | ||
| Nicolás Jarry | 20 | 3 | |||
| Argentina | Francisco Cerúndolo | 22 | 4 | ||
| Argentina | Sebastián Báez | 26 | 5 | ||
| Argentina | Tomás Martín Etcheverry | 29 | 6 | ||
 Serbia | Laslo Djere | 35 | 7 | ||
 France | Arthur Fils | 36 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry as special exempts:
The following players received entry from the qualifying draw:
| Country | Player | Country | Player | Rank1 | Seed | |
|---|---|---|---|---|---|---|
| Spain | Marcel Granollers | Argentina | Horacio Zeballos | 23 | 1 | |
| Argentina | Máximo González | Argentina | Andrés Molteni | 26 | 2 | |
| Italy | Simone Bolelli | Italy | Andrea Vavassori | 55 | 3 | |
 Brazil | Marcelo Melo | Matwé Middelkoop | 94 | 4 |
The following pairs received wildcards into the doubles main draw:
Sadio Doumbia / Fabien Reboul → replaced by Théo Arribagé / Fabien Reboul