| Arnau Casas | |
| Full Name: | Arnau Casas Arcas |
| Birth Date: | 15 March 2004 |
| Birth Place: | Cassà de la Selva, Spain |
| Height: | 1.82 m |
| Position: | Centre-back |
| Currentclub: | Cambuur |
| Clubnumber: | 14 |
| Youthclubs1: | Mira-Sol |
| Youthclubs2: | Sant Cugat |
| Youthyears3: | –2019 |
| Youthclubs3: | Damm |
| Youthyears4: | 2019–2023 |
| Youthclubs4: | Barcelona |
| Years1: | 2021–2023 |
| Clubs1: | Barcelona B |
| Caps1: | 1 |
| Goals1: | 0 |
| Years2: | 2023–2024 |
| Clubs2: | Sarpsborg 08 |
| Caps2: | 11 |
| Goals2: | 0 |
| Years3: | 2024– |
| Clubs3: | Cambuur |
| Caps3: | 0 |
| Goals3: | 0 |
| Nationalyears1: | 2019–2020 |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 2 |
| Nationalyears2: | 2021–2022 |
| Nationalcaps2: | 10 |
| Nationalgoals2: | 0 |
| Nationalyears3: | 2022–2023 |
| Nationalcaps3: | 14 |
| Nationalgoals3: | 1 |
| Club-Update: | 4 August 2024 |
| Nationalteam-Update: | 14 July 2023 |
Arnau Casas Arcas (born 15 March 2004) is a Spanish footballer who plays as a defender for Dutch club Cambuur.
Casas grew up aspiring to be a professional footballer, physiotherapist, or lawyer.[1] He started playing youth football for Mira-Sol, Sant Cugat, and Damm, before joining the famed Barcelona academy in 2019.[2]
In 2023, Casas joined Norwegian side Sarpsborg 08.[3]
On 8 August 2024, Casas signed a contract with Cambuur in the Netherlands for two seasons, with an option for a third.[4]
Casas represented Spain at the 2023 UEFA European Under-19 Championship, where they reached semi-finals.[5]
Casas mainly operates as a defender and has been described as "due to the elegance of him taking the ball from behind, is reminiscent of Piqué. Also for his leadership in ordering the team from behind. He also has a quality that makes him very difficult to overcome: he skillfully handles both legs".[6]
Casas is a native of Sant Cugat, Spain.[7]