Gratian

Gratian, a celebrated canonist of the 12th century, born at Chiusi, Tuscany; was a Benedictine monk at Bologna, and compiled the “Decretum Gratiani” between 1139 and 1142.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Granville, George Leveson-Gower * Gratianus, Augustus
[wait for the fun]
Grangemouth
Grani`cus
Grant, Sir Alexander
Grant, Mrs. Anne
Grant, Sir Francis
Grant, James
Grant, Sir James Hope
Grant, Ulysses Simpson
Grantham
Granville, George Leveson-Gower
Gratian
Gratianus, Augustus
Grattan, Henry
Gratz
Gravelotte
Gravesend
Gray, Asa
Gray, Auld Robin
Gray, John Edward
Gray, Thomas
Great Commoner