Vache, sometimes written as Vatché or Vaché, may refer to:

Places Île à Vache, a small island lying off the south-west peninsula of Haiti. The Vache, an estate near Chalfont St. Giles in Buckinghamshire. Rivière aux Vaches, a tributary of the Saint-François River in Quebec, Canada

People Royalty Vache of Iberia (died 231 or 234), king of Iberia Vache I of Albania (), second Arsacid ruler of Caucasian Albania Vache II of Albania (, king of Caucasian Albania Vache of Kakheti (died 839), prince and chorepiscopus of Kakheti in eastern Georgia Vache I Vachutian (died c. 1232), Armenian prince and founder of the Vachutian dynasty Vache II Amberdtsi, 13th century Armenian prince of the Vachutian dynasty Vache III Amberdtsi, 13th and/or 14th century Armenian prince of the Vachutian dynasty

Modern given name Vatche Arslanian (1955–2003), member of the Canadian Red Cross and head of logistics for the International Committee of the Red Cross (ICRC) in Iraq Vatche Boulghourjian, Lebanese Armenian film director Vache Gabrielyan (born 1968), Armenian politician Vache Hovsepyan (1925–1978), Armenian musician and duduk player Vache Sharafyan (born 1966), Armenian composer Vache Tovmasyan (born 1986), Armenian actor, comedian, and showman

Surname Allan Vaché (born 1953), American jazz clarinetist, son of Warren Vaché Sr. Charles Vaché (1926–2009), American Episcopal Bishop of Virginia Jacques Vaché (1895–1919), friend of André Breton and a chief inspiration behind the Surrealist movement Tex Vache (1888–1953), American baseball player Warren Vaché Sr. (1914–2005), American jazz musician and journalist Warren Vaché Jr. (born 1951), American jazz musician, son of Warren Vaché Sr.

Other uses Vache (grape), another name for the French wine grape Mondeuse noire