Walter Gilbert (1871–1946) was an English sculptor. He first studied at Birmingham Municipal School of Art and then the National Art Training School, now the Royal College of Art. After a short career as an instructor, Gilbert worked at the Bromsgrove Guild, where he was a director, and then at H.H. Martyn & Co. While at the Guild, Gilbert collaborated with Louis Weingartner. When he had moved over to H.H. Martyn, his son, Donald Gilbert, was also employed by the firm, and father and son collaborated on many works. He retired in 1940 and died six years later.

Donald Gilbert (1900–1961), named Hubert Donald Macgeoch Gilbert at birth, was an English sculptor and modeller. He studied at prestigious art schools in England, Rome and Florence before beginning his career. He did works under his own name, such as commissions for the Adelphi building in London. He also collaborated with his father, Walter Gilbert, a sculptor at H.H. Martyn & Co..