List of Famous people who died at 91

Alexander Camaro was a German artist (painter) and dancer.

James Hillier, was a Canadian-American scientist and inventor who designed and built, with Albert Prebus, the first successful high-resolution electron microscope in North America in 1938.

Curth Flatow was a German dramatist and screenwriter who started his career in post-war Germany specializing in light comedy. Flatow was born in Berlin. Many of his plays have been adapted for the big screen. One of his more recent shows is Ein gesegnetes Alter, a vehicle for Johannes Heesters.

Georg Kreisel FRS was an Austrian-born mathematical logician who studied and worked in the United Kingdom and America.

Graham Higman FRS was a prominent British mathematician known for his contributions to group theory.

Eric Edward Hotung was a Hong Kong billionaire businessman, financier, and philanthropist.