布兰卡港（西班牙语：Bahía Blanca）是位于阿根廷布宜诺斯艾利斯省东南部大西洋沿岸的一座港口城市。

城市名称意为“白色海湾”。

• Violet Jessop：英籍邮轮服务员在此出生，曾经历多次航海事故，包括泰坦尼克号沉没事件。
• Carlos Di Sarli：探戈音乐家在此土生土长，晚年时谱写了一首器乐曲，以此城市为名。
• Emanuel Ginóbili：NBA著名球星

Bahía Blanca (english:White Bay) is a city in the south-west of the province of Buenos Aires, Argentina, by the Atlantic Ocean, and is the seat of government of Bahía Blanca Partido. It had 301,572 inhabitants according to the 2010 census[INDEC]. It is the principal city in the Greater Bahía Blanca urban agglomeration.