Diana Riba i Giner (Catalan pronunciation: [diˈanə ˈriβə]; born 21 February 1975) is a Catalan politician from Spain and a member of the European Parliament.

[1] Later she worked for La Caixa Foundation co-ordinating and managing conferences on cinema and literature at the CaixaForum.

[1][2] She was treasurer of the Catalan Council of the Children's and Youth Books (Consell Català del Llibre Infantil i Juvenil).

[1][2] In December 2018 she was chosen by the Republican Left of Catalonia to be its number two candidate at the 2019 European Parliament election in Spain.

[7][8] Riba is the partner of formerly jailed Catalan minister Raül Romeva.