Aitor Esteban Bravo (born 21 June 1962) is a Spanish jurist and politician who serves as Member of the Congress of Deputies since 2004.

[2] Esteban studied in the Corazón de María School of Bilbao and he studied baccalaureate in the Central High School of Bilbao.

[3] Esteban holds a PhD in Law from the University of Deusto and has been a professor at the same university of the subjects of Constitutional Law and the Institutional System of the Basque Country, Administrative Law and Indigenous History and Culture of North America and Mesoamerica.

[4][5] He is married to Itxaso Atutxa,[6] a high-ranking member of the Basque Nationalist Party.

Two years he was appointed representative of the PNV's General Assembly and in 1991 he was appointed Spokesperson and Secretary of the Presidency of the General Assembly of Biscay.