Richard William Graber (born 1956)[1] is an American lawyer from Wisconsin and Republican politician who served as United States Ambassador to the Czech Republic from 2006 to 2009.

He has served on the board of trustees of the Medical College of Wisconsin and is former vice chairman and director of the Federal Home Loan Bank of Chicago.

Graber was elected Chairman of the Republican Party of Wisconsin in June 1999.

He also served as Finance Chairman of the Republican Party of Wisconsin from 1993 to 1999 and as Secretary from 1991 to 1999.

[6] His office ended as Barack Obama became the new President of the United States on January 20, 2009.