Sir Charles Johnston, 1st Baronet

Sir Charles Johnston, 1st Baronet (3 May 1848 – 10 April 1933), was Lord Mayor of London for 1914 –15.

Prior to serving as Lord Mayor he was an Alderman and, in 1910–11, Sheriff of the City of London. In World War I he was instrumental in forming the 26th (Service) Battalion, Royal Fusiliers (Bankers) from City workers as a 'Pals battalion' of Kitchener's New Army, and served as its Honorary Colonel (1914–15).

He was created a Baronet in January 1916 which became extinct on his death.