Marcus Conant
American dermatologist
About Marcus Conant
Born 1936. Marcus Conant is a dermatologist, known for HIV/AIDS and Kaposi's Sarcoma.
Marcus Augustine Conant (born May 11, 1936, in Jacksonville, Florida) is an American dermatologist and one of the first physicians to diagnose and treat Acquired Immune Deficiency Syndrome (AIDS) in 1981. He helped create one of the largest private AIDS clinics, was a founder of the San Francisco AIDS Foundation, and his work contributed to development of some of today's top HIV medications. He has written over 70 publications on the treatment of AIDS.
Early life and education Marcus Augustine Conant was born on May 11, 1936, in Jacksonville, Florida, to Marcus and Annie Long Conant. His father was in the military, leading to Marcus moving around a lot during his early years. When his father was deployed to Europe, Marcus and his family moved back to Jacksonville, Florida where he attended high school. In 1967, he received his first academic appointment, as an instructor in clinical dermatology. As a resident at UCSF, Conant also volunteered at the Haight Ashbury Free Clinics, where he treated patients with genital herpes. Over the years, Conant rose up the academic ladder, and in 1984, he was appointed as clinical professor of dermatology.
While he was an associate professor at UCSF, Conant first identified Kaposi's Sarcoma and AIDS in patients, including early AIDS activist Bobbi Campbell. Conant founded the Kaposi's Sarcoma Research & Education Foundation in May 1982, which quickly became the first multidisciplinary AIDS clinic, and is now known today as the San Francisco AIDS Foundation. In 1987, Conant was appointed as co-chair of the California AIDS Leadership Committee, where he created California's initial policies in response to the AIDS epidemic.
In 2010, Conant closed his practice in San Francisco, where he cared for over 8,000 patients with HIV/AIDS, and moved to New York, citing rising costs and difficulties in dealing with health insurance companies.
Later career In August 2021, Conant was appointed as a special advisor to the CEO at American Gene Technologies (AGT), a biotechnology company in Rockville, Maryland who is focused on using gene therapy to find a cure for a variety of diseases, including HIV. Conant was eventually moved up to the role of Chief Medical Officer (CMO) at American Gene Technologies in October 2021, where he oversees the clinical trials for AGT's potential HIV cure therapy, AGT103-T.
Recognitions
UCSF names The Marcus Conant, MD, Endowment for HIV Dermatology and LGBTQ Health after Conant in 2023 UCSF Award for Public Service (1987) Conant was featured in the 1987 book And the Band Played On by Randy Shilts that displayed in start and spread of the AIDS epidemic and the government's indifference to the disease. He is also featured in the 1993 movie based on this book, where he is played by Richard Jenkins.
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Important facts
People in Marcus Conant's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Marcus Conant's
Frequently asked questions
Who is Marcus Conant?
American dermatologist
When was Marcus Conant born?
Marcus Conant was born on 11 May 1936 in Jacksonville, Florida.
What is Marcus Conant's occupation?
Marcus Conant is a dermatologist.
What is Marcus Conant known for?
Marcus Conant is known for HIV/AIDS and Kaposi's Sarcoma.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Marcus Conant. https://biography.guide/marcus-conant/
MLA: "Marcus Conant." Biography.guide, https://biography.guide/marcus-conant/.
Chicago: "Marcus Conant." Biography.guide. https://biography.guide/marcus-conant/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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