When Rubens Henry Knox was born in 1882, in Melbourne, Victoria, Australia, his father, William Knox, was 38 and his mother, Emma Elizabeth Eyre, was 36. He married Ethel May Green on 19 August 1909, in Eaglehawk, Victoria, Australia. They were the parents of at least 1 son. He died on 23 February 1965, in Kew, Victoria, Australia, at the age of 83, and was buried in Springvale Botanical Cemetery, Springvale, Victoria, Australia.
Scottish and English (Northumberland and Durham): from a genitive or plural form of Old English cnocc ‘round-topped hill’, hence a topographic name for someone who lived on a hilltop, or a habitational name from any of the places in Scotland and northern England named with this element, now spelled Knock, in particular one in Renfrewshire.
Scottish: habitational name from any of the places in Scotland named with Gaelic cnoc ‘hill’, for example Knock in Renfrewshire. It is not possibly to disentangle this from the surname derived from the English etymon mentioned in 1 above.
Americanized form of one or more similar (like-sounding) Jewish (eastern Ashkenazic) surnames.