Montesano, Washington, is a city in Grays Harbor County, Washington, United States.

Montesano may also refer to:

• Montesano Salentino, Italian municipality in the Province of Lecce
• Montesano sulla Marcellana, Italian municipality in the Province of Salerno
• Monte Sano Mountain, in the U.S. state of Alabama

• Enrico Montesano (born 1945), Italian actor
• Michael Montesano (born 1954), American politician

• Montesano (sternwheeler), steamboat that operated in Oregon and Washington, U.S., in the late 19th century

This disambiguation page lists articles associated with the title Montesano.
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