This article is about the Old Faithful Lodge. Please refer to Old Faithful Inn for the National Historic Landmark hotel.

Old Faithful Lodge in Yellowstone National Park is located opposite the more famous Old Faithful Inn, facing Old Faithful geyser. The Lodge was built as a series of detached buildings through 1923 and was consolidated into one complex by architect Gilbert Stanley Underwood in 1926-27. The Lodge is included in the Old Faithful Historic District.