William T. Darr was born on a farm near Brookville on February 6, 1860, one of the children of Joseph T. and Margaret (Burkett) Darr.
After attending the Jefferson County schools, he continued his education at Wooster College, in Wooster, Ohio. He returned to Brookville and became associated with the law office of George Jenks
, where he read law and was admitted to the bar in 1898, later becoming a Judge on the local bar. He was active in local Republican politics in the county. In 1905 he was elected a school director and
served at president of the board of education. He held that position for the next twenty years.
On June 28, 1900, he married Hope Keith Hall, daughter of C. R. Hall.
They were the parents of six children. Among the children were Hope Keith, Helen Blood, Mary, William Thompson, Jr., and Robert Hall.
He was a member of the Presbyterian Church, a member of the
Masons, the Improved Order of Red Men, the Knights of Pythias, and B. P. O. Elks.
Ex-Judge Darr was found dead in his bed on May 10, 1936, at the age
of 76, from a blood clot in his heart. He was buried in the Brookville Cemetery, at Brookville, PA. His wife
died on May 27, 1958 and was buried beside her husband.