Putnam House may refer to:

Connecticut

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  • Putnam Cottage or Knapp's Tavern, a historic tavern where General Israel Putnam escaped the British forces

Massachusetts

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Ohio

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  • The Anchorage (Marietta, Ohio), also known as the Putnam House, in Harmar (Marietta), built by Douglas Putnam, great grandson of General Israel Putnam
  • David Putnam House, site of the first bank corporation in the Northwest Territories, in Harmar (Marietta), built by David Putnam, grandson of General Israel Putnam and father of David Putnam, Jr., the abolitionist
  • Rufus Putnam House, a historic home in Marietta, built by General Rufus Putnam