Charles George Milnes Gaskell PC (23 January 1842 – 9 January 1919) was an English lawyer and Liberal Party politician.
Milnes Gaskell was born in London, the son of James Milnes Gaskell M.P., of Thornes House, Wakefield, Yorkshire, and Wenlock Abbey, Much Wenlock, Shropshire, and his wife Mary Williams-Wynn. He was educated at Eton College and Trinity College, Cambridge, where he graduated BA in 1863 and MA in 1866, and was called to the bar at Inner Temple in 1866. He was a J.P. and Deputy Lieutenant for the West Riding of Yorkshire and was Chairman of the West Riding County Council from 1893 to 1910.
Milnes Gaskell stood unsuccessfully in Pontefract in 1868 and at Knaresborough in 1881. At the 1885 general election he was elected as the first Member of Parliament for Morley and held it until he retired from parliament at the 1892 general election. He was awarded an Honorary LLD by the University of Leeds in 1904. and was made a Privy Counsellor in 1908. From 1902 to 1914 he was Honorary Colonel of the 4th Battalion of the King's Own Yorkshire Light Infantry.