2026 Argentina Open – Doubles
| Doubles | |
|---|---|
| 2026 Argentina Open | |
| Champions | Orlando Luz Rafael Matos |
| Runners-up | Andrea Collarini Nicolás Kicker |
| Score | 7–5, 6–3 |
Orlando Luz and Rafael Matos defeated Andrea Collarini and Nicolás Kicker in the final, 7–5, 6–3 to win the doubles tennis title at the 2026 Argentina Open. It was Luz' second ATP Tour doubles title and Matos' twelfth, and Matos improved his runner-up result from the previous edition.
Guido Andreozzi and Théo Arribagé were the reigning champions, but Arribagé chose to compete in Dallas instead. Andreozzi partnered Manuel Guinard, but lost in the semifinals to Luz and Matos.