Ethelbert Isaac Singley (December 2, 1888 - July 27, 1967), also known as Elmer Singley,^[1] was an Independent member of the Mississippi House of Representatives, representing Marion County, from 1916 to 1920.^[2]

Ethelbert Isaac Singley was born near Columbia, Mississippi, on December 2, 1888.^[2][3][1][4] His parents were Seaborn Singley and Fannie (Lang) Singley.^[2] Ethelbert attended the rural schools of Marion County.^[2] He attended South Mississippi College and became a teacher.^[2] In November 1915, he entered politics, by running for the Mississippi House of Representatives.^[2] He was elected to represent Marion County for the 1916–1920 term, as an independent.^[2] During his term, he was the chairman of the House's Liquor Traffic committee.^[2] He was a Justice of the Peace from 1948 to 1955.^[5] He died after a three-week illness in Marion County General Hospital in Columbia, Mississippi, on July 27, 1967, and was buried northeast of Columbia.^[3][1][5]

Singley was a member of the Baptist Church.^[2] In 1912, he married Anna L. Hollaway.^[2] They had at least seven children, named Robert Luther Walter Singley, Seaborn Alex Singley, Ike Singley, Sennett Singley, and three daughters.^[2][5] Anna died in 1961.^[5] When Ethelbert died, he was also survived by 27 grandchildren and 28 great-grandchildren.^[5]