| Allgemeine Deutsche Biographie & Neue Deutsche Biographie (ADB/NDB) |
| Biografiakeskus100 Finnish biographies, originally taken from Kansallisbiografia, The National Biography of Finland |
| Biographia Cisterciensis – Dictionary of Cistercian Biography Online465 Cistercian biographies |
| Biographie-Portal |
| Biographisch Woordenboek van Nederlandsche Godgeleerden (BWNG) |
| Biographisch Woordenboek van Protestantsche Godgeleerden in Nederland |
| Biographisch-Bibliographische Kirchenlexikon (BBKL) |
| Biography Portal of the Netherlands |
| Catholic Encyclopedia [1913] (CE)Wikisource |
| Clergy of the Church of England Database 1540-1835 (CCEd) |
| Controversia et confessio. Quellenedition zur Bekenntnisbildung und Konfessionalisierung (1548-1580) - Biographien |
| Corpus Automatum Multiplex Electorum Neolatinitatis Auctorum (CAMENA) - Thesaurus EruditionisEarly Modern primary source references |
| Dansk biografisk lexikon (DBL)Danish biographical encyclopedia [1887-1905] |
| DHS |
| DHS |
| Dictionary of National Biography (DNB1)Wikisource, transcribed and searchable by name. 1st ed., 1885-1900 |
| Dictionnaire de Bayle (ARTFL Project)Online searchable version of Bayle's Dictionnaire historique et critique, 5th ed. (1740) |
| Dictionnaire des auteurs anglais au Moyen-AgeBio-bibliographical dictionary of English authors relating to history and politics ca. 1300-1600 |
| Digitale Bibliotheek voor de Nederlandse Letteren (DBNL) |
| Digitaler Portraitindex druckgraphischer Bildnisse der Frühen NeuzeitDatabase of early modern portraits. A project of the German Research Foundation (Deutsche Forschungsgemeinschaft; DFG). |
| Dissenting Academies OnlineDatabase entries for 220 academies, over 600 tutors, and a growing number of encyclopedia articles |
| Dizionario Biografico degli Italiani (DBI) |
| Elektroniczna Baza Bibliografii Estreichera (EBBE)Polish biographical database |
| Fasti Ecclesiae Anglicanae, 1541-1857 (British History Online)Online searchable version, 11 vols. (University of London, 1969-2004) |
| Hessian BiographyThe online biographical portal of the Hessischen Landesamtes für geschichtliche Landeskunde in Marburg and the Instituts für Personengeschichte in Bensheim |
| Historisches Lexikon der Schweiz (HLS) |
| Magyar életrajzi lexikon (MEL)Budapest: Akadémiai. 1969 |
| Magyar írók élete és munkái, by Szinnyei József (Budapest, 1891)Life and works of Hungarian writers |
| Magyar Katolikus Lexikon (MKL) |
| Mennonitisches Lexikon (MennLex)Volume 5, Parts 1-3, a supplement to Mennonitisches Lexikon, 4 vols. (1913-1967) |
| Nieuw Nederlandsch Biografisch Woordenboek (NNBW) |
| Nordisk familjebok (NF)Swedish biographical encyclopedia [1876-1957] |
| Norsk biografisk leksikon (NBL)Norwegian biographical encyclopedia [1999-2005] |
| Sächsische Biografie (SB) |
| ScholasticonOnline database of early modern scholastics, maintained by J. Schmutz |
| Svenskt biografiskt handlexikon (SBH)Swedish dictionary of biography [2nd ed., 1906] |
| Zedlers Großes Universallexicon Online (Zedler) |