Frederic Gregory Brown was an artist & designer born in London in 1887, and died in 1941. He signed his works F Gregory Brown or Gregory Brown.

His father was the art master John Terrell Brown, and he initially completed an apprenticeship in metal work when he left school. After completing his apprenticeship he started out by making art metalwork, and in 1915 he was a founding member of the Design and Industries Association.

In 1914, Gregory started to design posters for London Underground, which he continued to do until 1940 producing over 70 designs. In 1915, he produced the front cover illustration for: IN HOC VINCE The story of A Red Cross Flag, by Florence L. Barclay; He expanded his clientele working with business such as the Empire marketing board, Railway Companies, ICI, Witney Blankets and department stores Bobby & Co. and Derry & Toms.