Pepysian
/ˈpiːpsɪən/adjective
Of, belonging to, or characteristic of Samuel Pepys, his library, or the age in which he lived; (of a written record or account) resembling the diaries of Pepys, especially in being frank and full of personal detail.
Origin
Mid 18th century; earliest use found in Thomas Percy (1729–1811), writer and Church of Ireland bishop of Dromore. From the name of Samuel Pepys, English diarist + -ian.