Walter Louis "Bud" Carpeneti[1] (born January 25, 1945)[2] is an American lawyer and jurist, who served as the chief justice of the Alaska Supreme Court from 2009 to 2012.

After receiving a Bachelor of Arts in history from Stanford University in 1967 and a Juris Doctor from the UC Berkeley School of Law in 1970, the younger Carpeneti became a law clerk for Alaska Supreme Court Justices John H. Dimond and Jay Rabinowitz.

[3][4] On October 15, 1981, Governor Jay Hammond appointed Carpeneti to the Alaska Superior Court.

While on the Superior Court, he was a member of the Alaska Commission on Judicial Conduct and of the Three-Judge Sentencing Panel.

In 1998, Governor Tony Knowles, a Democrat, appointed Carpeneti to the Alaska Supreme Court.