Charles James Gunyon AMInstCE was born 1 October 1859 the son of Thomas and Elizabeth Gunyon in Chislehurst. They had a son, Charles Cecil Gunyon born 2 June 1899 who followed his father to Merchant Taylors.
Leaving Merchant Taylors in 1877 he became a civil engineer and Surveyor to Wood Green Urban District Council. He was elected an associate of the Institute of Civil Engineers n 3 December 1889.
Gunyon was Master of the Lodge in 1900.
Gunyon died 4 December 1909.