He was s of Laurence Stopford Llewellyn COTTER 1912-ka1943 (s of Sir James Laurence COTTER 5th Bt 1887-1924) and Grace Mary 1908- s of Ivor Vincent DOWNING 1880-1944 of Llanishen, Cardiff, Glam. by his 1905 m reg Q3 Glam. to Edith Mary GASKELL. He m 1967 Jane d of George POTTER, and had a son and two daus. His son succeeds him:
[Sir] JULIUS LAURENCE GEORGE Cotter [8th Bt] b 4 Jan 1968, has yet to establish his claim.
HEIR PRESUMPTIVE
STUART b 1954 s of George Grenfell Stuart Ironside COTTER 1915-2011 (5xgt gs of Sir James COTTER 1st Bt 1714-70) and his 1st w Sara Elizabeth STEWART d 1994. He m Lora and has two sons (Andrea b 1984 and Stefani b 1986 – exact birth dates unknown)