Charles Geoffrey Holme was born in Hampstead, London on April 20, 1887. The son of Charles and Clare Holme (1848-1923) who founded The Studio: an illustrated magazine of fine and applied art, a magazine dedicated to fine arts and decorative arts, giving roughly equal weight to each. The first issue appeared in April 1893. The first serving editor was Joseph Gleeson White (Lewis Hind had acted as editor for four months before the launch of the magazine). In 1895 Holme took over as editor himself, although Gleeson White continued to contribute. Holme retired as editor in 1919 for reasons of health, and was succeeded by his son Charles Geoffrey Holme, who was already the editor of special numbers and year-books of the magazine.

Holme went on to author or co-author a number of art-related books through The Studio, including: Masters of Water-Colour Painting, The Etchings of Charles Meryon, British Marine Painting, and Modern Book Illustrators and Their Work, to name a few.

C. Geoffrey Holme married Margaret Nina Bolton in 1910 at Cheadle, Staffordshire, England. They had one son, Bryan Holme, who had been born in 1907. In 1924 he immigrated to the United States, settling in Vermont between 1924 and 1952, becoming a naturalized U.S. citizens in 1948 in Morristown, New Jersey. In 1952 the family, which now included four children, moved to Newark, New Jersey. The family took periodic vacations in Mexico over the years. C. Geoffrey Holme died on December 13, 1954 while in Mexico.