Robert O. Wefald (born July 18, 1942) was an American District Court Judge in the South Central Judicial District in North Dakota.

He is the husband of former North Dakota Public Service Commissioner Susan Wefald.

Wefald served as the 26th North Dakota Attorney General from 1981 through 1984.

Wefald was one of three people nominated by the Republican Party to vote in the Electoral College in the 2020 Presidential Election on North Dakota's behalf.

This biography of a state judge in North Dakota is a stub.