Sincerus
Sincerus (Latin for "honest") is a pseudonym for
- Christoph Friedrich Ayrmann ( Germanicus Sincerus ; 1695–1747) German historian
- Johann Albert Fabricius (also: Veridicus ; 1668–1736, German philosopher and bibliographer)
- Johann Paul Knohll ( Sincerus Philalethes approx. 1628–1702), wine specialist from the Saxon elective, official, building and vineyard clerk
- Johann Christian Lünig (1662–1740), German lawyer, historian and publicist.
- Georg Ludwig Oeder ( Sincerus Pistophilus , 1694–1760), German Protestant theologian and philosopher
- Otto Piper (castle researcher) (1841–1921)
- Samuel Richter ( Sincerus Renatus ), († after 1722), German theologian, alchemist and Rosicrucian
- Georg Jakob Schwindel ( Theophilus Sincerus ; 1684–1752), German Protestant theologian and historian
- Tobias Heinrich Schubart ( Theophilus Sincerus ; 1699–1747), German theologian and spiritual poet
- Georg Serpilius ( Theophilus Sincerus ; 1668–1723), Protestant theologian and song writer
- Edmund Steinacker (1839–1929), German-Hungarian publicist and politician
