See also

• Percy COTTERILL's parents: Thomas Henry COTTERILL (1865-1958) and Emily HARRISON (1867-1920)
• Percy COTTERILL's siblings: Harry Lycett COTTERILL (1886- ), Annie may COTTERILL (1888- ), Alfred COTTERILL (1890- ), Thomas Wilfred COTTERILL (1891- ), Mabel COTTERILL (1895- ), Thomas W COTTERILL (1898- ), Emily COTTERILL (1902- ) and Gladys COTTERILL (1909- )