| Champ: |  Máximo González Andrés Molteni |
| Score: | 6–3, 6–7(8–10), [10–4] |
| Type: | singles doubles |
| Before Year: | 2022 |
See main article: 2023 Barcelona Open Banc Sabadell.
Máximo González and Andrés Molteni defeated Wesley Koolhof and Neal Skupski in the final, 6–3, 6–7(8–10), [10–4] to win the doubles tennis title at the 2023 Barcelona Open.
Kevin Krawietz and Andreas Mies were the reigning champions,[1] but Krawietz chose to defend his title in Munich instead. Mies partnered with Matwé Middelkoop, but lost in the first round to Nicolas Mahut and Stefanos Tsitsipas.