William Pond Baker (born June 14, 1940) is an American businessman and politician who served two terms as a United States Congressman from California from 1993 to 1997.

After graduating from college, Baker worked as a budget analyst for a large financial corporation.

Baker worked as the vice president of a Taxpayers Association until he successfully ran for a seat in the California State Assembly as a Republican in 1980.

He served six terms in a district that included portions of Contra Costa and Alameda Counties.

In 1992, Baker ran for Congress and served two terms in the House before losing reelection in 1996 to Ellen Tauscher.