Janvrin is the surname of
Hal Janvrin (1892–1962), baseball player for the Boston Red Sox John Janvrin (1762–1835), businessman, politician, militia officer, and justice of the peace in Canada Kip Janvrin (born 1965), American decathlete Marguerite Janvrin Adams (1889–1957), American poet Richard Janvrin (1915–1993), Royal Navy officer Robin Janvrin, Baron Janvrin (born 1946), Private Secretary to the Sovereign
Janvrin may also refer to
Janvrin Island, Canadian island near Cape Breton Island Janvrin Island Peninsula, Nova Scotia, community in the Canadian province of Nova Scotia