Piñera may refer to

• Sebastián Piñera, a Chilean president.
• Piñera (surname)
• Piñera (Castropol), a parish in the Castropol municipality in northern Spain
• Piñera (Cudillero), a parish in the Cudillero municipality in northern Spain
• San Juan de Piñera, a parish in the Cudillero municipality municipality in northern Spain
• Piñera (Narcea), a parish in the Cangas del Narcea municipality in northern Spain
• Piñera (Navia), a parish in the Navia municipality in northern Spain

• New York State Route 17 (1930)
• New York State Route 172
• New York State Route 172 (1930)
• New York State Route 173
• New York State Route 174
• New York State Route 175
• New York State Route 176
• New York State Route 177
• New York State Route 178
• New York State Route 179
• New York State Route 17A
• New York State Route 17B
• New York State Route 17C
• New York State Route 17D
• New York State Route 17E
• New York State Route 17F
• New York State Route 17G
• New York State Route 17H
• New York State Route 17K
• New York State Route 17M
• New York State Route 18
• New York State Route 180
• New York State Route 18 (1924)
• New York State Route 18 (1930)
• New York State Route 182