Guido Zappa (7 December 1915 – 17 March 2015) was an Italian mathematician and a noted group theorist: his other main research interests were geometry and also the history of mathematics.

Zappa was particularly known for some examples of algebraic curves that strongly influenced the ideas of Francesco Severi.

[1] He was elected ordinary non-resident member of the Accademia Pontaniana on June 16, 1949.

[2] On June 3, 1951, he was elected the corresponding member to the class of mathematical sciences of the Società Nazionale di Scienze Lettere e Arti in Napoli: subsequently, he became an ordinary member (2 June 1951) and ordinary non-resident member (15 December 1953).

[3] On 14 October 1960 he was elected corresponding member of the Accademia Nazionale dei Lincei: he became national member of the same academy on March 21, 1977.