On January 4, 1831, Henry White Warren was born in the Old Warren homestead, Williamsburg, Massachusetts. At the age of seventeen Warren began to preach while he was a superintendent of one of the sawmills run by his father. During his junior year at Wesleyan University, MIddletown, Connecticut, he taught natural sciences at Amenia Seminary in New York.
In 1853 Warren graduated with the highest honor of Phi Beta Kappa from the Wesleyan University. In 1855 he was ordained Bishop Simpson at the New England conference.
Later he received several honorary degrees: Dickinson College, D.D., 1872; Ohio Wesleyan, L.L.D., 1892; University of Denver L.L.D., 1910.
He served as a member of the Massachusetts House of Representatives in 1861-62. During the Civil War he served as a chaplain for the union army.
After becoming bishop on May 12, 1880, he traveled extensively, beginning with a tour as a delegate to the First Ecumenical Conference in London in 1881.
Other places he visited included Mexico, 1884; China, 1888; Europe, 1891; Japan, China, and the Philippines, 1903; and India in 1904. In his personal life Warren was married twice. On April 6, 1855, he married Miss Diantha Kilgore, in Lowell, Massachusetts.
She died June 21, 1867, after having borne three children: Carrie, Henry and Ellen. When he visited Colorado for the first time in 1879 he met the widow of John Wesley Iliff, Mrs. Elizabeth Iliff. They were married on December 27, 1883.
Both Bishop Henry White Warren and Mrs. Elizabeth Iliff Warren were extremely interested in the Iliff School of Theology and worked physically and financially for its establishment and continuance.
On May 5, 1912, Bishop Warren was retired and on July 23 he died of pneumonia at his home in the University Park neighborhood of Denver. He was buried at Fairmont Cemetery in Denver.