Andoni Monforte Arregui (born 12 June 1946) is a Spanish politician and lawyer from the Basque Country.

He served in the Congress of Deputies and the European Parliament as a member of the Basque Nationalist Party.

He studied law at the University of Valencia and from 1972 to 1977 worked as a lawyer for the Mondragon Corporation.

[1] A member of the Basque Nationalist Party, Monforte was elected to the Congress of Deputies in 1977, 1979 and 1982.

[2] In the run-up to the 1986 NATO membership referendum he stated that the origins of the organization were closely linked to democracy, and advocated for a common European defense policy.