Fra' Gherardo Hercolani Fava Simonetti (born 1941) was the Grand Commander of the Sovereign Military Order of Malta between 2009 and 2011, and as such he was the religious superior of the professed knights and of the knights and dames in obedience.

He is the grandson of Count Antonio Hercolani Fava Simonetti, who was Lieutenant Grand Master of the Order of Malta from 1951 to 1955.

[2] Fra' Gherardo joined the order in 1963 and became a Knight of Justice in 1977.

[3] He was responsible for spreading the principles of the Faith, the supervision of the Priories and Subpriories, and the creation of reports for the Holy See.

Simonetti resigned as Grand Commander of the Order in 2011 for health reasons.