| John C. Haas | |
|---|---|
| Born | May 22, 1918 Haverford, Pennsylvania |
| Died | April 2, 2011 (aged 92) Villanova, Pennsylvania |
| Nationality | American |
| Fields | chemical engineering |
| Institutions | Rohm and Haas United Way Boys and Girls Club American Chemical Society American Institute of Chemical Engineers William Penn Foundation |
| Alma mater | Amherst College Massachusetts Institute of Technology |
| Spouse | Chara A. Haas (nee Cooper) (1952–2011) (his death) (5 children) |
John Charles Haas (May 22, 1918 – April 2, 2011) was an American businessman and philanthropist. He was the chairman of global chemical company Rohm and Haas from 1974 to 1978. He was the son of the company's co-founder Otto Haas. John Haas died of natural causes on April 2, 2011, at the age of 92.[1][2]