Hullin
Hullin is a surname. It is considered to be of English origin and is a variant of the surname Hull, which itself is a topographic name for someone who lived on or by a hill or knoll, derived from the Middle English "hull" or "hulle." The "in" suffix likely denotes "of" or "from" a particular place associated with a hill or knoll. Records of the surname Hullin can be found in various historical documents, including parish registers and census records, primarily within England. Its distribution today remains concentrated in the United Kingdom, though emigration has led to its presence in other English-speaking countries as well. Variations in spelling, such as Hullen or Hulling, may also be encountered. The surname is relatively uncommon.