拉布拉多半岛 （英语：Labrador Peninsula；法语：Péninsule du Labrador）是加拿大东部的半岛。在哈得孙湾和圣劳伦斯湾之间。面积140万平方公里。人口稀少，约3.4万；除白种人外，有印第安人和爱斯基摩人。半岛东部属于纽芬兰省，西部南部属于魁北克。大部分为低高原，海拔300-900米。湖泊众多，有“湖泊高原”之称。沿海多峡湾，东岸有拉布拉多寒流经过，气候冷湿。

The Labrador Peninsula is a large peninsula in eastern Canada. It is bounded by the Hudson Bay to the west, the Hudson Strait to the north, the Labrador Sea to the east, and the Gulf of Saint Lawrence to the southeast. The peninsula includes the region of Labrador, which is part of the province of Newfoundland and Labrador, and the regions of Saguenay-Lac-Saint-Jean, Côte-Nord, and Nord-du-Québec, which are in the province of Quebec. The peninsula has a population of about 150,000 (2006 census). It also has an area of 1,400,000 km (541,000 sq mi), making it the 4th largest peninsula in the world.