| Bill Bagley | |
| Office: | Member of the Commodity Futures Trading Commission |
| President: | Gerald Ford Jimmy Carter |
| Term: | April 15, 1975 – April 15, 1980 |
| Preceded: | Office established |
| Office1: | Chairman of the Commodity Futures Trading Commission |
| President1: | Gerald Ford Jimmy Carter |
| Term1: | April 15, 1975 – November 15, 1978 |
| Preceded1: | Office established |
| Succeeded1: | Gary L. Seevers |
| State Assembly2: | California |
| District2: | 7th |
| Term Start2: | January 2, 1961 |
| Term End2: | November 30, 1974 |
| Preceded2: | Richard H. McCollister |
| Succeeded2: | John Garamendi (redistricted) |
| Birth Name: | William Thompson Bagley |
| Birth Date: | 29 June 1928 |
| Birth Place: | San Francisco, California |
| Party: | Republican |
| Occupation: | Lawyer |
| Spouse: | Diane (Oldham) Bagley |
| Residence: | San Rafael, California |
| Children: | 5 |
| Alma Mater: | University of California - Berkeley |
William Thompson Bagley (born June 29, 1928) is an American politician in the state of California.
He served in the California Assembly as a Republican from 1960 to 1974, representing Marin and Sonoma Counties (then, Assembly District 7).[1] [2] From 1989 to 2002, Bagley served as a member of the University of California Board of Regents and in 2002, was named Alumnus of the Year by the California Alumni Association.[3] In 1987, the stretch of California Highway 101 from the Robin Williams (née Waldo) Tunnel to San Rafael was named the William T. Bagley Freeway.[4] He is the author of California's Golden Years: When Government Worked and Why.[5]
He also served as a member of the Commodity Futures Trading Commission from April 15, 1975 - April 15, 1980 and as Chairman for the commission from April 15, 1975 - November 15, 1978[6]