The Becaguimec Stream (/ˌbɛkəˈɡwɪmɛk/)[1] is a minor tributary of the Saint John River in the Canadian Province of New Brunswick. It rises in the hilly woods along the county line dividing Carleton County, Canada from York County, Canada in the western region of the province. Its watershed is adjacent to the South Branch of the Southwest Miramichi River, the Nashwaak River, the Keswick River and the Nackawic Stream.