Sir Holbrook Gaskell OBE MIEE AMIMechE (12 November 1878 – 31 March 1951) was a chemical industrialist in Widnes, Lancashire, England. He was born on the 12 November 1878, the son of Holbrook Gaskell II, Esq., of Frodsham, Cheshire and the grandson of Holbrook Gaskell, founder of Gaskell, Deacon & Co. He was educated at Rugby School and Trinity College, Cambridge. He married Emily Mary Ridgway on 21 February 1906 at St Peter's Church, Oughtrington, Lymm, Cheshire. They had no children. He died on 31 March 1951.