Sir John William Ramsden, 5th Baronet (14 September 1831 – 15 April 1914) was a British Liberal Party politician.
Isabella Dundas, he was elected as Member of Parliament (MP) for Hythe in 1857 and served as Under-Secretary of State for War from 1857 to 1858.
He was lord of the manor of Huddersfield, and, through the Ramsden Estate, owner of a large proportion of the town as well as a total of 11,248 acres of the West Riding.
They had four children: Guendolen Isabella Jane, Hermione Charlotte, Rosamund Isabel and Sir John Frecheville Ramsden, who succeeded to the baronetcy.
Its aims were to instruct local mechanics and tradesmen in scientific principles relating to their work, through lectures and a circulation library.