William Robinson Sapp 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 Ohio

Ohio

Ohio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...

, and uncle of U.S. Representative William F. Sapp of Iowa.

Born at Cadiz, Ohio

Cadiz, Ohio

Cadiz is a village in Harrison County, Ohio, United States. The population was 3,308 at the 2000 census. It is the county seat of Harrison County.-Geography:Cadiz is located at ....

, Sapp moved to Knox County, Ohio

Knox County, Ohio

Knox County is a county located in the state of Ohio, United States. As of 2010, the population was 60,921. Its county seat is Mount Vernon and is named for Henry Knox, an officer in the American Revolutionary War who was later the first Secretary of War....

, where he attended the public schools.
He engaged in the mercantile business in Danville

Danville, Ohio

Danville is a village in Knox County, Ohio, United States. The population was 1,104 at the 2000 census.-Geography:According to the United States Census Bureau, the village has a total area of , all of it land.-Demographics:...

.
He studied law.
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...

 in 1833 and commenced practice at Millersburg, Ohio

Millersburg, Ohio

Millersburg is a village in Holmes County, Ohio, in the United States. As of the 2000 census, the village population was 3,326. It is the county seat of Holmes County.-Geography:Millersburg is located at , along Killbuck Creek...

.
He served as prosecuting attorney of Holmes County, Ohio

Holmes County, Ohio

As of the census of 2000, there were 38,943 people, 11,337 households, and 9,194 families residing in the county. The population density was 92 people per square mile . There were 12,280 housing units at an average density of 29 per square mile...

.
Presidential elector in 1844 for Clay

Henry Clay

Henry Clay, Sr. , was a lawyer, politician and skilled orator who represented Kentucky separately in both the Senate and in the House of Representatives...

/Frelinghuysen

Theodore Frelinghuysen

Theodore Frelinghuysen was an American politician, serving as New Jersey Attorney General, United States Senator, and Mayor of Newark, New Jersey before running as a candidate for Vice President with Henry Clay on the Whig ticket in the election of 1844...

.
He moved to Mount Vernon, Ohio

Mount Vernon, Ohio

Mount Vernon is a city in Knox County, Ohio, United States. The population was 16,990 at the 2010 census. It is the county seat of Knox County. The city is named after Mount Vernon, the plantation owned by George Washington.-History:...

, in 1846.

Sapp was elected as a Whig

Whig Party (United States)

The Whig Party was a political party of the United States during the era of Jacksonian democracy. Considered integral to the Second Party System and operating from the early 1830s to the mid-1850s, the party was formed in opposition to the policies of President Andrew Jackson and his Democratic...

 to the Thirty-third

33rd United States Congress

The Thirty-third 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, 1853 to March 3, 1855, during the first two years...

 Congress and reelected as an Opposition Party

Opposition Party (United States)

The Opposition Party in the United States is a label with two different applications in Congressional history, as a majority party in Congress 1854-58, and as a Third Party in the South 1858-1860....

 candidate to the Thirty-fourth

34th United States Congress

The Thirty-fourth 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, 1855 to March 4, 1857, during the last two years...

Congress (March 4, 1853-March 3, 1857).
He was an unsuccessful candidate for reelection.
Assessor of internal revenue for the thirteenth district 1869-1872.
He served as collector of internal revenue from 1872 until his death in Mount Vernon, Ohio, January 3, 1875.
He was interred in Mound View Cemetery.

Sources