安东尼奥港是牙买加的城镇，也是波特兰区的首府，位于该国东部，距离首都金斯敦100公里，由萨里郡负责管辖，主要经济活动是旅游业，1991年人口13,246。

• Guide to attractions and sights in Port Antonio
• A History of Portland

Port Antonio is the capital of the parish of Portland on the northeastern coast of Jamaica, about 60 miles (100 km) from Kingston. It had a population of 12,285 in 1982 and 13,246 in 1991. It is the island's third largest port, famous as a shipping point for bananas and coconuts, as well as one of its most important tourist attractions, tourism being a major contributor to the town’s economy.