Guipuzcoa (
Basque Gipuzkoa,
Spanish Guipúzcoa) is a province of northern
Spain, in the northeastern part of the
autonomous community of the
Basque Country. It is bordered by the provinces of
Vizcaya,
Álava, and
Navarre, and by the
Bay of Biscay. Its capital is
San Sebastian (Basque
Donostia, Spanish
San Sebastián).