Lake Constance is a major European lake between Germany, Switzerland, and Austria.

Lake Constannce or Constance Lake may also refer to:

• Lake Constance (New Zealand), a lake on South Island
• Jezioro Bodenskie (Lake of Constance), a 1986 Polish film directed by Janusz Zaorski

• Constance Lake (Algoma District), a lake of Ontario
• Constance Lake (Cochrane District), a lake of Ontario
• Constance Lake (Ottawa); see Geography of Ottawa
• Constance Lake (Timiskaming District), a lake of Ontario
• Constance Lake First Nation, an Oji-Cree First Nation in northeastern Ontario, Canada
  • Constance Lake 92, a reserve of the Constance Lake First Nation

• Constance Lake, a lake in Wright County, Minnesota; see List of lakes of Minnesota

• All pages with titles containing Lake Constance
• All pages with titles containing Constance Lake
• Constance (disambiguation)