sentences:  Big Jay is flanked to the south by Little Jay (), and to the northeast by Jay Peak (), the highest summit of the Jay Peak complex.Jay Peak is named for John Jay (1745–1829) of New York, one of the founding fathers of the United States.Big Jay stands within the watershed of the Trout River, a tributary of the Missisquoi River, which drains into Lake Champlain, thence into Canada's Richelieu River, the Saint Lawrence River, and into the Gulf of Saint Lawrence.