Thomas Marquis may refer to;

• Thomas Bailey Marquis (1869-1935), American author, historian, and physician
• Thomas Guthrie Marquis (1864–1936), Canadian author

• Duraluminium
• Dural venous
• Dural venous sinus
• Dural venous sinuses
• Dural (Virtua Fighter)
• Duramed Futures Tour
• Duramen
• Durameter
• Duran
• Duranavir
• Durance (A629)
• Durance class replenishment oiler
• Durance class ships
• Durance of hate
• Durandal
• Durand (Amtrak station)
• Durand baronets
• Durand, Bishop of Mende
• Durand, Bishop of Mendes
• Durand de bredons
• Durand de Bredons
• Durand de Breton
• Durand de La Penne class destroyer
• Durand de la Penne-class destroyer
• Durand De la Penne class destroyer