William Perry Holaday was a U.S. Representative

United States House of Representatives

The United States House of Representatives is one of the two Houses of the United States Congress, the bicameral legislature which also includes the Senate.The composition and powers of the House are established in Article One of the Constitution...

 from Illinois

Illinois

Illinois is the fifth-most populous state of the United States of America, and is often noted for being a microcosm of the entire country. With Chicago in the northeast, small industrial cities and great agricultural productivity in central and northern Illinois, and natural resources like coal,...

.

Born near Ridgefarm, Illinois, Holaday attended the common schools, Vermilion Grove (Illinois) Academy, Penn College (now William Penn University

William Penn University

William Penn University is a private, liberal arts university in Oskaloosa, Iowa, United States. It was founded by members of the Religious Society of Friends in 1873 as Penn College...

) in Oskaloosa, Iowa

Oskaloosa, Iowa

Oskaloosa is the county seat of Mahaska County, Iowa, United States. The population was 11,463 in the 2010 census, an increase from 10,938 in the 2000 census. -History:...

, and the University of Missouri

University of Missouri

The University of Missouri System is a state university system providing centralized administration for four universities, a health care system, an extension program, five research and technology parks, and a publishing press. More than 64,000 students are currently enrolled at its four campuses...

.
He graduated from the law department of the University of Illinois at Urbana in 1905.
He was admitted to the bar

Admission to the bar in the United States

In the United States, admission to the bar is the granting of permission by a particular court system to a lawyer to practice law in that system. Each U.S. state and similar jurisdiction has its own court system and sets its own rules for bar admission , which can lead to different admission...

 the same year and commenced practice in Danville, Illinois

Danville, Illinois

Danville is a city in Vermilion County, Illinois, United States. It is the principal city of the'Danville, Illinois Metropolitan Statistical Area' which encompasses all of Danville and Vermilion County. As of the 2010 census, the city had a total population of 32,467. It is the county seat of...

.
He served as assistant prosecuting attorney of Vermilion County 1905-1907.
He served as member of the State house of representatives 1909-1923.

Holaday was elected as a Republican

Republican Party (United States)

The Republican Party is one of the two major contemporary political parties in the United States, along with the Democratic Party. Founded by anti-slavery expansion activists in 1854, it is often called the GOP . The party's platform generally reflects American conservatism in the U.S...

 to the Sixty-eighth

68th United States Congress

The Sixty-eighth United States Congress was a meeting of the legislative branch of the United States federal government, consisting of the United States Senate and the United States House of Representatives. It met in Washington, D.C. from March 4, 1923 to March 4, 1925, during the last months of...

 and to the four succeeding Congresses (March 4, 1923-March 3, 1933).
He was an unsuccessful candidate for reelection in 1932 to the Seventy-third

73rd United States Congress

The Seventy-third United States Congress was a meeting of the legislative branch of the United States federal government, composed of the United States Senate and the United States House of Representatives. It met in Washington, DC from March 4, 1933 to January 3, 1935, during the first two years...

 Congress.
He resumed the practice of law in Danville, Illinois

Danville, Illinois

Danville is a city in Vermilion County, Illinois, United States. It is the principal city of the'Danville, Illinois Metropolitan Statistical Area' which encompasses all of Danville and Vermilion County. As of the 2010 census, the city had a total population of 32,467. It is the county seat of...

.
He died in Georgetown, Illinois

Georgetown, Illinois

Georgetown is a city in Vermilion County, Illinois, United States. It is part of the 'Danville, Illinois Metropolitan Statistical Area'. The population was 3,628 at the 2000 census, and 3,412 as of an estimate in 2009.-History:...

, January 29, 1946.
He was interred in Georgetown Cemetery.