Guido Lanfranco, MQR (18 October 1930 – 8 September 2021) was a Maltese writer on natural history and folklore.
Lanfranco was a teacher in various schools and a member of many educational boards and committees as well as local and foreign scientific societies.
He was awarded the Bronze Medal of Merit by the Conference of Civic Councils in 1969, and the Midalja għall-Qadi tar-Repubblika (M.Q.R.)
In 2004 Lanfranco won the annual Literary Prize on Folklore awarded by the Maltese National Book Council.
He organized many exhibitions and gave numerous lectures on natural history, archeology, and geology.