William Garner Waddel

William Garner Waddel was a member of the South Dakota Senate.

Waddel was born on June 29, 1870 in Grant County, Wisconsin. He later moved to Plymouth County, Iowa. Waddel attended Westmar University before joining the faculty of the University of South Dakota. Later, he graduated from the University of South Dakota School of Law in 1904.

On July 3, 1900, Waddel married Eliza Matilda Otis. They would have five children. Waddel died on January 27, 1937 in Webster, South Dakota. He was a Methodist.

Waddel was a member of the Senate from 1919 to 1923. Additionally, he was State's Attorney of Day County, South Dakota and Mayor of Webster. In 1936, Waddel became a county judge and remained so until his death. He was a Republican.