David D. Freudenthal (born October 12, 1950) is the governor of the U.S. state of Wyoming. He is a member of the United States Democratic Party.

Freudenthal was born in Thermopolis, Wyoming and graduated from Amherst College in 1973. He subsequently became a lawyer and, in 1994, he was appointed United States Attorney for Wyoming; he remained in that position until May 2001.

Frudenthal became governor in January 2003 after defeating his Republican opponent Eli Bebout in a close 50%-48% vote in the election of 2002.