MB Camb 1887; MRCS Eng 1887.
Sidebotham was born in Ashton-on-Mersey in 1860, into a prominent north Cheshire family. Sidebotham studied medicine at Cambridge University, where he was assistant demonstrator in anatomy, and at St Bartholomew's, where he worked as house physician, before settling in Bowdon, Cheshire. Sidebotham worked for many years at the Public Health Laboratory in Manchester, and later became assistant director. He was a lecturer in hygiene and bacteriology, and later in public health, at the University of Manchester, and on his retirement was made honorary lecturer. Sidebotham was known as the 'father' of Bowdon Urban District Council, as he was the last surviving original member, and was chairman of the sanitary committee for many years. He was also involved in the committees of the Whitworth Art Gallery and the Manchester Art Gallery, and was a justice of the peace for Cheshire. Sidebotham died on 9 May 1929.