Father: William Duval, Sr. (1784-1851)
Mother: Harriet Tabitha Doddridge (1802-1844)
01/15/1844 - Mother, Harriet, died (buried: Calvary Cemetery, Fort Smith, Sebastian County, AR; FindAGrave #42366383)
10/19/1850 - Lived with his father, William, in Fort Smith, Crawford Co., AR (indexed in the 1850 U. S. Census as "Elion Duval")
06/301851 - Father, William, died (buried: Calvary Cemetery, Fort Smith, Sebastian County, AR; FindAGrave #42366256)
- Attended, Arkansas College, Fayetteville, AR
1858 - M.D. degree, Pennsylvania Medical College, Philadelphia, PA (from: AR; preceptor: Dr. A. Dunlap)
05/08/1860 - Married, Angela Medora Dibrell (1841-1921), Fort Smith, Sebastian Co., AR
08/27/1860 - Practiced medicine, Upper Township, Sebastian Co., AR (indexed in the 1860 U. S. Census as "E. R. Duncil")
11/16/1861 - Appointed Asst. Surgeon, Provisional Army of the Confederate States
11/16/1861 - Ordered to report to Gen. Benjamin McCulloch
12/07/1861 - Assigned as a Medical Purveyor for the command of Gen. Benjamin McCulloch
01/01/1862 - Surgeon, Medical Purveyor and Medical Director, Western Division, Confederate Forces, Gen. Benjamin McCulloch commanding
02/17/1862 - Appointed Surgeon, Provisional Army of the Confederate States, to rank from 12/02/1861
04/12/1862 - Medical Purveyor, Fort Smith, AR
05/01/1862-06/01/1862 - As Surgeon, stationed at Little Rock, AR, under Gen. E. Van Dorn
09/30/1862 - Received a horse in "good" condition from Quartermaster N. B. Pearce, Fort Smith, AR
11/21/1862 - Surgeon and Medical Director, 2nd Division, 1st Corps, Trans-Mississippi Dept.
01/29/1863 - Ordered by the Medical Director of the Trans-Mississippi, Dept. to assume the position of Senior Surgeon of Brig. Gen. William Steele's Division [Note: At this time, Brig. Gen. William Steele commanded the Indian
Territory and Northwestern Arkansas.]
04/30/1863 - Senior Surgeon of Indian Territory, Brig. Gen. William Steele's Division, Fort Smith, AR
06/00/1863 - Passed Confederate Army Board of Medical Examination for the position of Surgeon, Fort Smith, AR
11/30/1863 - Surgeon, Headquarters, District of Indian Territory, Gen. William Steele, commanding
06/08/1864 - As Surgeon, stationed at Monticello, AR
06/28/1864 - "Surgeon E. R. Du Val, P. A. C. S., is relieved from duty in the District of Arkansas, and will report to Surgeon J. M. Harden, Chief of Medical Bureau of the T. M. Dept. at Marshall, Texas, for duty in his office. By command of Genl. E. Kirby Smith." [S. O. 161/10 Headquarters, Trans-Mississippi Department, Shreveport, LA]
11/10/1864 - Surgeon, Marshall, TX
12/06/1864 - Surgeon, Office of the Medical Bureau, Marshall, TX
06/04/1870 - Practiced medicine, Fort Smith, Sebastian Co., AR (lived with his wife, Medora, and one child; indexed in the 1870 U. S. Census as E. R. Duval)
1874-1875 - President, Arkansas Medical Society
1878 - President, Sebastian County [AR] Medical Society
08/14/1879 - Member, Arkansas State Board of Health
06/03/1880 - Practiced medicine Fort Smith, Sebastian Co., AR (lived with wife, Medora, one daughter and two sons; indexed in the 1880 U. S. Census as "E. R. Duvall")
- Member, Northwest Arkansas District Medical Society, Little Rock, AR
- Member, American Medical Association
- Member, and one-time Grand Master, Free and Accepted Masons of Arkansas
10/07/1885 - Died of typho-malarial fever at his home in Fort Smith, Sebastian Co., AR (buried: Oak Cemetery, Fort Smith, AR; FindAGrave #36001717)
01/04/1921 - Widow, Angela, died in Fort Smith, Sebastian Co., AR (buried: Oak Cemetery, Fort Smith, AR; FindAGrave #63568851)

This biographical sketch is from:
Hambrecht, F. T. & Koste, J. L., Biographical
register of physicians who served the
Confederacy in a medical capacity.
12/17/2020. Unpublished database.

The following was added by Tim Todd, the creator of this memorial:

Son of William and Harriet (Doddridge) DuVal and brother of Dr. Elias R. DuVal was born on the 13th day of August 1836. He was one of the first white children born in Fort Smith.

From Saint John's Episcopal Church Clippings, Fort Smith, Arkansas.

Dr. DuVal was a fluent writer and was the author of a number of medical writings and other works. He was the President of the Fort Smith School Board for many years. He was the Grand Master of Arkansas' Masonic Lodge in 1872. Dr. DuVal served with the Confederate Army for 4 years and served under General Steele's command. He was a charter member of the Sebastian County Medical Society, where he served as President in 1878; he was a Charter member of the Arkansas Medical Society, where he was President from 1874 to 1875; a member of the American Medical Association; was a city alderman for the City of Fort Smith.

Dr. DuVal attended Arkansas College at Fayetteville and then spent two years in Louisville Kentucky and graduated from Pennsylvania Medical College in March of 1858.

Dr. DuVal married Medora Dibrell, daughter of Dr. and Mrs. James Dibrell of Van Buren, Arkansas. The couple had four children: Annie DuVal, Benjamin Taylor DuVal, Dribrell LeGrand DuVal and Angela Medora DuVal.