Xavier Domenech i Sampere (born 1974, Sabadell),[1] is a Spanish historian, activist and politician based in Barcelona, Catalonia.

He led the En Comú Podem (Together We Can) electoral ticket that stood in Catalonia at the 2015 Spanish general election on 20 December 2015.

[3] Barcelona en Comú's historical memory policies under Domenech have included removing the bust of former King of Spain, Juan Carlos, from the city council chamber,[5] and denying the use of Monjuic Castle for a service in memory of executed Nationalist supporters.

Domènech is the author of a number of history books, including Quan el carrer va deixar de ser seu.

Moviment obrer, societat civil i canvi polític a Sabadell (Barcelona, 2002), Temps d'Interseccions.