JOHN A. WIDTSOE BUILDING
- Completed: 1901
- Named for: John A. Widtsoe, President 1916-1921
- Architect: Richard K.A. Kletting
- Style: Second Renaissance Revival
- Materials: Brick and Sandstone
The Widtsoe building is one of the oldest buildings on campus. It was nearly destroyed by fire on December 19, 1901, but was restored in 1902. Widtsoe was originally the Physical Science Building, but was remodeled in 1976 to house the Mathematics Department.
John Widstoe was President of the U from 1916-1921, and also wrote the laws and by-laws of the first University Constitution.