Giannino can be both a masculine given name and a surname. It is most common among Italian people. Notable people with this name include:
As a given name
Giannino Bianco (1944 – 2016), an Italian racing cyclist Giannino Bulzone (1911 – 1987), an Italian long-distance runner Giannino Castiglioni (1884 – 1971), an Italian sculptor Giannino Caruana Demajo (born 1958), a Maltese judge Giannino Ferrari dalle Spade (1885 – 1943), an Italian jurist Giannino Marzotto (1928 – 2012), an Italian racing driver and entrepreneur
As a surname
Jessica Giannino (born 1991), an American local politician from Massachusetts Oscar Giannino (born 1961), an Italian jurist and politician