Ianniello is a surname of Italian origin. Notable people with the surname include:
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Joseph Ianniello (born 1968), American media executive
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Matthew Ianniello
Matthew Joseph "Matty the Horse" Ianniello (June 18, 1920 – August 15, 2012) was an American mobster with the Genovese crime family of New York City, of which he was once the acting boss. During the 1970s and 1980s, Ianniello controlled the ...
(1920–2012), New York mobster with the Genovese crime family
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Surnames of Italian origin
Italian patronymic surnames
Surnames from given names