Carla Neisen (born 8 March 1996) is a French rugby union player. She plays for Blagnac SCR and for the France women's national rugby union team.
Neisen plays as a center for the Blagnac women's rugby club and for the France women's national rugby union team since 2012.
Neisen competed at the 2020 Tokyo Summer Olympics, where the team won a silver medal. She also played at the 2022 Rugby World Cup Sevens and won a bronze medal.
She represented France at the 2024 Summer Olympics.
On 2 August 2025, she was selected in the French XVs side to the Women's Rugby World Cup in England.
She is the younger sister of Anderson Neisen, and the cousin of rugby player Enzo Hervé.