An Argentine legislative election took place on Sunday, 14 October 2001 to elect 127 of the 257 seats in the Argentine Chamber of Deputies, and all 72 seats in the Argentine Senate. The elections were held during the second year of the administration of President Fernando de la Rúa. Elections to the Chamber of Deputies are held using staggered elections, with only 127 of the 257 seats in that chamber being up for grabs.