Stefan A. Ellis, 31, a freelance photojournalist who was a 1983 graduate of Georgetown Day School in Washington, died Dec. 1 at his family’s farm in Hancock, Md. The Maryland medical examiner’s office said that he died of a self-inflicted gunshot wound to the head and that his death was a suicide.

Mr. Ellis was born in Washington. He graduated from Hampshire College.

He had worked as a photojournalist in Southeast Asia, Russia and Israel. He was a photo editor in the Hong Kong bureau of Agence France Presse, and in 1991, he established the Phnom Penh photography bureau for the agency.

His photojournalism career included coverage of 1992 student demonstrations in Thailand and the funeral of Rajiv Gandhi. He moved to Moscow in 1993 and was a stringer there for The New York Times and other newspapers. Later he was a stringer in Jerusalem for the Associated Press, then in 1995 returned to Phnom Penh. He subsequently moved to New York, where he was studying television news writing and editing.

Survivors include his father, Robert Ellis of Paris, and a brother, Erle Ellis of Santa Cruz, Calif.