Robert Joseph Miller (born March 30, 1945) is an American former attorney and politician who served as the 26th governor of Nevada from 1989 to 1999.

Miller was born in Chicago, Illinois, and moved with his family to Las Vegas, Nevada as a child.

He graduated from Bishop Gorman High School in 1963 with honors, and from Santa Clara University in 1967, earning a degree in political science.

In 1978, Miller was elected Clark County District Attorney, and in 1982 became the first holder of that office to win re-election.

He was reelected in the 1994 Nevada gubernatorial election, defeating Republican air force officer member (and future governor) Jim Gibbons.

Miller presently serves on the board of directors of Wynn Resorts and International Game Technology.