Aris Allen was born in San Antonio, Texas, on December 27, 1910. He attended public schools in San Antonio and Washington, D.C., and graduated from Dunbar High School in Washington. He attended Howard University and Howard University Medical School, earning an M.D. in 1944.
Allen was president of his class at Howard University in Washington, D.C. Allen married Faye E. Watson in 1947; the couple had two children.
Allen served as a pilot in a United States Army Specialized Training Program in 1942, and was an Air Force flight surgeon from 1953 to 1955.
Allen started his medical career as a medical resident at Freedman's Hospital, Washington, D.C., in 1944 and 1945, then went into private practice in Annapolis. He received the Maryland Medical Association award for outstanding achievements in medicine and civic affairs in 1967. He was also the medical affairs advisor to the Health Care Financing Administration in Maryland from 1981 to 1989, a member of the Board of Medical Examiners of Maryland, and director of the Health Standards and Quality Board of the Health Care Financing Administration. He was a board member of the Maryland Academy of Family Physicians and president of the medical staff of Anne Arundel Medical Center.
Allen devoted much of his time to the education of youth in Maryland. He was the first African American to be appointed to the Anne Arundel County Board of Education, was a member of the board of the Anne Arundel Community College, and was vice chair for the board of regents at Morgan State University.
Allen served on the boards of the YMCA, the Salvation Army, the Community Chest of Anne Arundel County, the Red Cross, the Annapolis Chamber of Commerce and the Annapolis chapter of the American Cancer Society; he was a life member of the NAACP, a member of Alpha Phi Alpha fraternity, (Eta Eta Lambda chapter), and a member of the Board of stewards for his church, Mount Moriah A. M. E.
Allen first served in the House of Delegates representing Anne Arundel County from 1967 to 1974 and then from 1990 to 1991. During his tenure in the House he was Minority whip from 1967 to 1974 and a member of the Constitutional and Administrative Law Committee, 1967–74. In the Maryland Senate he served on the Finance Committee from 1979 to 1981.1990 Race for Maryland House of Delegates – District 30
Chair, Maryland state Republican Party. Chair of the Maryland delegates to the Republican National Convention, 1972. NAACP county conference award, 1976. Chair, Republican State Central Committee, 1977–79. Rotary International Paul Harris Fellowship, 1978. Candidate for lieutenant governor of Maryland, 1978. Convention secretary, Republican National Convention, 1980.Gubernatorial General Election Results, 1978
Dr. Allen died of a self-inflicted gunshot wound after being ill with cancer in Annapolis, February 8, 1991.
A freeway, Aris T. Allen Boulevard (Maryland Route 665), is named for Allen, who died the year prior to its completion. State officials planned to erect a memorial to Allen in the median of his namesake boulevard, but the memorial was placed in a nearby park so that his wife could visit.
The text of the memorial reads:
"A man of honor...A distinguished career of professional and public service...As a Medical Doctor...As a member of the Maryland State Legislature...As an appointee of The President of the United States, to serve his Country on the National level...And as a caring person who has served his community in so many other ways...To help people in need...To provide opportunity for every citizen..."And to set an example that brings out the very best in us".