Sir George Renwick, 1st Baronet (8 March 1850 – 19 June 1931) was an English politician and shipowner. Renwick was born in Newcastle upon Tyne. He joined shipowners Pyman, Bell & Co as a clerk and then co-founded his own business, Fisher, Renwick & Co. He had particularly large interests in drydocks, including the world's first-ever floating repair docks, the at Wallsend, which he sold to Swan Hunter & Wigham Richardson Ltd in 1903. He was the co-founder and chairman of Manchester Dry Docks Ltd on the Manchester Ship Canal and joint managing director of Fisher, Renwick, Manchester-London Steamers Ltd, also based on the Manchester Ship Canal and running scheduled steamer services between Manchester and London.