historiographer(n = noun.person) historian - a person who is an authority on history and who studies it and writes about it;
Derived form noun historiography1
An historian; a writer of history; especially, one appointed or designated to write a history; also, a title bestowed by some governments upon historians of distinction. [1913 Webster]
historiographer, n.
1 an expert in or student of historiography.
2 a writer of history, esp. an official historian.
Etymology:
ME f. F historiographe or f. LL historiographus f. Gk historiographos (as HISTORY, -GRAPHER)
N recorder, notary, clerk, registrar, registrary, register, prothonotary, amanuensis, secretary, scribe, babu, remembrancer, bookkeeper, custos rotulorum, Master of the Rolls, annalist, historian, historiographer, chronicler, journalist, biographer, antiquary, memorialist, interviewer.