List of Famous people who died at 91

Saunders Lewis was a Welsh political activist, poet, dramatist, historian and literary critic. He was a prominent Welsh nationalist and one of the founders of Plaid Genedlaethol Cymru, later known as Plaid Cymru. Lewis is usually acknowledged as one of the most prominent figures of 20th century Welsh-language literature. In 1970, Lewis was nominated for a Nobel Prize in Literature. Lewis was voted the tenth greatest Welsh hero in the '100 Welsh Heroes' poll, released on St. David's Day 2004.

Hedy Epstein was a German-born Jewish-American political activist and Holocaust survivor known for her support of the Palestinian cause through the International Solidarity Movement.

Monique Leyrac, was a Canadian singer and actress who popularized many songs by French-Canadian composers.

Manfred Eigen was a German biophysical chemist who won the 1967 Nobel Prize in Chemistry for work on measuring fast chemical reactions.

Tso-hsin Cheng was a Chinese ornithologist known for his seminal work on the birds of China and mentoring a generation of researchers. Educated in the United States, he chose to stay in China after the Second World War though many of his academic colleagues moved to Taiwan. He was severely punished during the Cultural Revolution despite being a member of the Communist Party.

Betty Dodson was an American sex educator. An artist by training, she exhibited erotic art in New York, before pioneering the pro-sex feminist movement. Dodson's workshops and manuals encourage women to masturbate, often in groups.

Gustav Peichl was an Austrian architect and caricaturist.

Jacques Dupont was a French racing cyclist and Olympic champion in track cycling. He won a gold medal in the 1000m time trial at the 1948 Summer Olympics in London. He also won a bronze medal in the team road race, together with José Beyaert and Alain Moineau. He won Paris–Tours in 1951 and 1955. He won the 1955 event in what was then a record speed for a professional race covering the 253 km at an average of 43.666 km per hour and being awarded the Ruban Jaune.

Paul Badura-Skoda was an Austrian pianist.

Vera Friedländer was a German writer and Holocaust survivor.