About James A. Chapman
Lived 1881 – 1966 (aged 85). James A. Chapman was a businessperson.
James A. Chapman (April 3, 1881 – September 22, 1966) was a businessman closely associated with Tulsa, Oklahoma. He was nephew, son-in-law and business partner to Robert M. McFarlin.
Business career James A. Chapman was born April 3, 1881, to Phillip and Roxana Chapman in Ellis County, Texas. He moved to Holdenville, Oklahoma, in 1901. He was a co-founder of first Holdenville Oil and Gas Company, then McMan Oil Company, and finally McMan Oil and Gas Company with his uncle and father-in-law Robert M. McFarlin. The companies participated in the exploitation of the Glenn Pool and Cushing oil fields of Oklahoma in the early 20th century. The McMan Oil Company was sold to the Magnolia Petroleum Company for $39,000,000 in 1916, and the McMan Oil and Gas Company was sold to the Standard Oil (Indiana) subsidiary Dixie Oil for $20 million in 1930.
Family Chapman married Leta McFarlin (1889–1974) in 1908, and moved to Tulsa in 1912. They had a son, H. Allen Chapman (1919–1979), who was born in Colorado in 1919.
Philanthropy Chapman and his family used the resulting fortune to establish philanthropic trusts that fund charities in Oklahoma, Texas, and Arkansas. Funds are only distributed to the named beneficiaries of the trusts, which include institutions such as the University of Tulsa, Trinity University of San Antonio, Texas, John Brown University of Siloam Springs, Arkansas, and the Oklahoma Medical Research Foundation. According to Internal Revenue Service Form 990 filings found at GuideStar, these trusts have reported well over one billion dollars in assets in recent years.
At the time of his death, James Chapman's estate was assessed to be worth $120 million.
Don’t just read it —
keep it.
Full-length biographies made to live with: read them, listen on the way to work, watch them tonight.
- E-book
- Audio
- Video
Instant download · yours to keep · every purchase keeps this site free
Important facts
People in James A. Chapman's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped James A. Chapman's
Frequently asked questions
Who was James A. Chapman?
American businessman (1881–1966)
When was James A. Chapman born?
James A. Chapman was born on 3 April 1881 in Ellis County.
When did James A. Chapman die?
James A. Chapman died on 22 September 1966 in Oklahoma.
What was James A. Chapman's occupation?
James A. Chapman was a businessperson.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). James A. Chapman. https://biography.guide/james-a-chapman/
MLA: "James A. Chapman." Biography.guide, https://biography.guide/james-a-chapman/.
Chicago: "James A. Chapman." Biography.guide. https://biography.guide/james-a-chapman/.
Data last updated: 2026-09-22 · Spot an error? Report a correction.
Page generated 2026-09-27 05:18 UTC