Tonawanda may refer to:
*Tonawanda (CDP), New York, consisting of the Town of Tonawanda less the Village of Kenmore
*Tonawanda (city), New York, officially City of Tonawanda, bordered on three sides by the Town of Tonawanda
*Tonawanda (town), New York, officially Town of Tonawanda in Erie County north of Buffalo, New York
*North Tonawanda, New York, a city in Niagara County, north across Tonawanda Creek from the City and Town
*Tonawanda Armory, listed on the National Register of Historic Places
*Tonawanda Band of Seneca, federally recognized tribe in New York state
*Tonawanda Creek, a tributary of the Niagara River and part of the Erie Canal
*Tonawanda Engine, a General Motors engine factory in Buffalo, New York
*Tonawanda Kardex Lumbermen, a defunct NFL team based in North Tonawanda
*Tonawanda Reservation, on Tonawanda Creek in Erie, Genesee, and Niagara counties
*Lake Tonawanda, prehistoric glacial lake
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