John Exton (c. 1600 – c. 1665) was an English admiralty lawyer. Exton was educated at Trinity Hall, Cambridge, where he proceeded B.A. 1619-30, M.A. 1623, LL.D. 1634. In 1649 he was appointed by the parliament judge of the court of admiralty, and in this office he was confirmed and reappointed by the Duke of York after the Restoration. Exton died about 1665. Exton wrote The Maritime Dicæologie, or Sea Jurisdiction of England, set forth in three several books, 1664; 2nd ed. 1755. It was written chiefly to maintain the jurisdiction of his court. http://en.wikipedia.org/wiki/John_Exton He was the father of Sir Thomas Exton (1631–1688)...an English admiralty lawyer, Member of Parliament, and Master of Trinity Hall, Cambridge. http://en.wikipedia.org/wiki/Thomas_Exton
Chart showing the number of references in each month of the diary’s entries.