Weir House may refer to:
in New Zealand Weir House (Victoria University of Wellington)
in the United States
Booth-Weir House, McRae, Arkansas, listed on the National Register of Historic Places (NRHP) in White County J. Alden Weir Farm Historic District, Ridgefield, Connecticut, NRHP-listed Weir Farm National Historic Site, Wilton, Connecticut, NRHP-listed John Weir House, Edwardsville, Illinois, NRHP-listed William S. Weir Jr. House, Monmouth, Illinois, NRHP-listed in Warren County Weir Engine House, Taunton, Massachusetts, NRHP-listed Col. John Weir House, Weir, Mississippi, NRHP-listed in Choctaw County Weir Greenhouse, New York, New York, NRHP-listed Dr. David P. Weir House, Greensboro, North Carolina, NRHP-listed Paige-DeCrow-Weir House, Georgetown, Texas, NRHP-listed in Williamson County