Samuel P. Williams House, also known as "Old Home", is a historic home located at Howe, Lima Township, LaGrange County, Indiana. It was built between 1838 and 1843, and is a Western Reserve style frame dwelling. It consists of a 2+1⁄2-story central block with 1+1⁄2-story symmetrical wings. Also on the property is a contributing carriage barn constructed in the 1840s.

It was listed in the National Register of Historic Places in 1980.