Tillaux may refer to:

• Paul Jules Tillaux (1834 to 1904) a French surgeon
• Tillaux-Chaput avulsion fracture
• Tillaux's triad

• Lake Martin (Victoria)
• Lake Marvin
• Lake Mary (Crow Wing County, Minnesota)
• Lake Mary (Douglas County, Minnesota)
• Lake Mary, Fla.
• Lake Mary Jane, FL
• Lake Mary Jane, Florida
• Lake Mary Kathleen
• Lake Mary (Minnesota)
• Lake Mary Ronan
• Lake Mary Ronan, Montana
• Lake Mary station
• Lake Mary (SunRail station)
• Lake Masketsi
• Lake Masketsi (Mekinac)
• Lake Massasoit
• Lake Matapédia
• Lake Mathews, California
• Lake Mathews Formation
• Lake Mattamuskeet Pump Station
• Lake Maude
• Lake Maumelle
• Lake Mavčiče
• Lake May (Florida)
• Lake May (Minnesota)