Look up Christiano in Wiktionary, the free dictionary.
Christiano is a surname. Notable people with the surname include:
- Angela Christiano, molecular geneticist in the field of dermatology
- Jon Christiano (born 1958), American former ice hockey coach
- Lawrence J. Christiano, American economist and researcher
- Paul Christiano (1976 – 2015), an American choreographer and dancer
- Paul Christiano (researcher), an American researcher
- Rich Christiano (born 1956), an American filmmake