Lanctôt is a surname. Notable people with the surname include:

• Adélard Lanctôt (1874–1919), Canadian lawyer and politician
• Gustave Lanctot (1883–1975), Canadian historian and archivist
• Jacques Lanctôt (born 1945), Canadian writer and convicted kidnapper
• Louise Lanctôt (born 1947), Canadian writer and convicted kidnapper
• Micheline Lanctôt (born 1947), Canadian actress, film director, screenwriter and musician
• Robert Lanctôt (born 1963), Canadian politician
• Roch Lanctôt (1866–1929), Canadian politician

• Dormeuil
• Dormevil
• Dor Mhoineachi Rotti
• Dormi amore, la situazione non e buona
• Dormi amore, la situazione non è buona
• Dor Micha
• Dormi, dormi, bel Bambin
• Dormie
• Dormigoa-schlafmittel
• Dormin-5
• Dormina
• Dormiral
• Dormishkanlu
• Dormital
• Dormitator
• Dormitator maculatus
• Dormition Cathedral (disambiguation)
• Dormition Cathedral, Khabarovsk
• Dormition Cathedral, Kiev
• Dormition Cathedral, London
• Dormition Cathedral, Omsk
• Dormition Church, Kondopoga
• Dormition of the Theotokos
• Dormition of the Theotokos Cathedral, Varna
• Dormition of the Theotokos Church