María Antonia Trujillo Rincón (born 18 December 1960) is a Spanish Socialist Workers' Party (PSOE) politician.
She was born in Peraleda del Zaucejo, Badajoz. After being counsellor in Juan Carlos Rodríguez Ibarra's cabinet (Junta de Extremadura) from 1999 to 2004, she was the minister of housing during the first part of José Luis Rodríguez Zapatero's legislature (2004–2007). She is divorced and has a child.
She earned a bachelor's and doctor’s degree in law from the University of Extremadura, where she has worked as a professor in constitutional laws and researcher.