| [HELMONT, JEAN BAPTISTE VAN] | [HENRY, ROBERT] |
| [HELMSTEDT] | [HENRY, VICTOR] |
| [HELMUND] | [HENRY, WILLIAM] |
| [HELM WIND] | [HENRYSON, ROBERT] |
| [HELOTS] | [HENSCHEL, GEORGE] |
| [HELPS, SIR ARTHUR] | [HENSELT, ADOLF VON] |
| [HELSINGBORG] | [HENSLOW, JOHN STEVENS] |
| [HELSINGFORS] | [HENSLOWE, PHILIP] |
| [HELST, BARTHOLOMAEUS VAN DER] | [HENTY, GEORGE ALFRED] |
| [HELSTON] | [HENWOOD, WILLIAM JORY] |
| [HELVETIC CONFESSIONS] | [HENZADA] |
| [HELVETII] | [HEPBURN, SIR JOHN] |
| [HELVÉTIUS, CLAUDE ADRIEN] | [HEPHAESTION] (Macedonian general) |
| [HELVIDIUS PRISCUS] | [HEPHAESTION] (grammarian of Alexandria) |
| [HELY-HUTCHINSON, JOHN] | [HEPHAESTUS] |
| [HELYOT, PIERRE] | [HEPPENHEIM] |
| [HEMANS, FELICIA DOROTHEA] | [HEPPLEWHITE, GEORGE] |
| [HEMEL HEMPSTEAD] | [HEPTARCHY] |
| [HEMEROBAPTISTS] | [HERA] |
| [HEMICHORDA] | [HERACLEA] |
| [HEMICYCLE] | [HERACLEON] |
| [HEMIMERUS] | [HERACLEONAS] |
| [HEMIMORPHITE] | [HERACLIDAE] |
| [HEMINGBURGH, WALTER OF] | [HERACLIDES PONTICUS] |
| [HEMIPTERA] | [HERACLITUS] |
| [HEMLOCK] | [HERACLIUS] |
| [HEMP] | [HERALD] |
| [HEMSTERHUIS, FRANÇOIS] | [HERALDRY] |
| [HEMSTERHUIS, TIBERIUS] | [HERAT] |
| [HEMY, CHARLES NAPIER] | [HÉRAULT] |
| [HEN] | [HÉRAULT DE SÉCHELLES, MARIE JEAN] |
| [HÉNAULT, CHARLES JEAN FRANÇOIS] | [HERB] |
| [HENBANE] | [HERBARIUM] |
| [HENCHMAN] | [HERBART, JOHANN FRIEDRICH] |
| [HENDERSON, ALEXANDER] | [HERBELOT DE MOLAINVILLE, BARTHÉLEMY D‘] |
| [HENDERSON, EBENEZER] | [HERBERAY DES ESSARTS, NICOLAS DE] |
| [HENDERSON, GEORGE FRANCIS ROBERT] | [HERBERT] (Family) |
| [HENDERSON, JOHN] | [HERBERT, GEORGE] |
| [HENDERSON] (Kentucky, U.S.A.) | [HERBERT, HENRY WILLIAM] |
| [HENDIADYS] | [HERBERT, SIR THOMAS] |
| [HENDON] | [HERBERT OF CHERBURY, EDWARD HERBERT] |
| [HENDRICKS, THOMAS ANDREWS] | [HERBERT OF LEA, SIDNEY HERBERT] |
| [HENGELO] | [HERBERTON] |
| [HENGEST and HORSA] | [HERCULANEUM] |
| [HENGSTENBERG, ERNST WILHELM] | [HERCULANO DE CARVALHO E ARAUJO, ALEXANDRE] |
| [HENKE, HEINRICH PHILIPP KONRAD] | [HERCULES] (hero of Hellas) |
| [HENLE, FRIEDRICH GUSTAV JAKOB] | [HERCULES] (constellation) |
| [HENLEY, JOHN] | [HERD] |
| [HENLEY, WILLIAM ERNEST] | [HERDER, JOHANN GOTTFRIED VON] |
| [HENLEY-ON-THAMES] | [HEREDIA, JOSÉ MARIA DE] |
| [HENNA] | [HEREDIA Y CAMPUZANO, JOSÉ MARIA] |
| [HENNEBONT] | [HEREDITAMENT] |
| [HENNEQUIN, PHILIPPE AUGUSTE] | [HEREDITY] |
| [HENNER, JEAN JACQUES] | [HEREFORD] |
| [HENRIETTA MARIA] | [HEREFORDSHIRE] |
| [HENRY] (name origin) | [HERERO] |
| [HENRY I.] (German king) | [HERESY] |
| [HENRY II.] (Roman emperor) | [HEREWARD] |
| [HENRY III.] (Roman emperor) | [HERFORD] |
| [HENRY IV.] (Roman emperor) | [HERGENRÖTHER, JOSEPH VON] |
| [HENRY V.] (Roman emperor) | [HERINGSDORF] |
| [HENRY VI.] (Roman emperor) | [HERIOT, GEORGE] |
| [HENRY VII.] (Roman emperor) | [HERIOT] |
| [HENRY VII.] (German king) | [HERISAU] |
| [HENRY RASPE] | [HERITABLE JURISDICTIONS] |
| [HENRY] (emperor of Romania) | [HERKIMER] |
| [HENRY I.] (king of England) | [HERKOMER, SIR HUBERT VON] |
| [HENRY II.] (king of England) | [HERLEN, FRITZ] |
| [HENRY III.] (king of England) | [HERMAE] |
| [HENRY IV.] (king of England) | [HERMAGORAS] |
| [HENRY V.] (king of England) | [HERMANDAD] |
| [HENRY VI.] (king of England) | [HERMAN DE VALENCIENNES] |
| [HENRY VII.] (king of England) | [HERMANN I.] |
| [HENRY VIII.] (king of England) | [HERMANN OF REICHENAU] |
| [HENRY I.] (king of Castile) | [HERMANN OF WIED] |
| [HENRY I.] (king of France) | [HERMANN, FRIEDRICH BENEDICT WILHELM VON] |
| [HENRY II.] (king of France) | [HERMANN, JOHANN GOTTFRIED JAKOB] |
| [HENRY III.] (king of France) | [HERMANN, KARL FRIEDRICH] |
| [HENRY IV.] (king of France) | [HERMAPHRODITUS] |
| [HENRY I.] (king of Navarre) | [HERMAS, SHEPHERD OF] |
| [HENRY II.] (king of Navarre) | [HERMENEUTICS] |
| [HENRY I.] (king of Portugal) | [HERMES] (Greek god) |
| [HENRY II.] (duke of Brunswick-Wolfenbüttel) | [HERMES, GEORG] |
| [HENRY] (the Proud, duke of Saxony) | [HERMES TRISMEGISTUS] |
| [HENRY] (the Lion, duke of Saxony) | [HERMESIANAX] |
| [HENRY] (Prince of Battenberg) | [HERMIAS] |
| [HENRY FITZ HENRY] | [HERMIPPUS] |
| [HENRY] (Cardinal York) | [HERMIT] |
| [HENRY OF PORTUGAL] | [HERMOGENES] |
| [HENRY OF ALMAIN] | [HERMON] |
| [HENRY OF BLOIS] | [HERMSDORF] |
| [HENRY OF GHENT] | [HERNE, JAMES A.] |
| [HENRY OF HUNTINGDON] | [HERNE] (town of Germany) |
| [HENRY OF LAUSANNE] | [HERNE BAY] |
| [HENRY, EDWARD LAMSON] | [HERNE THE HUNTER] |
| [HENRY, JAMES] | [HERNIA] |
| [HENRY, JOSEPH] | [HERNICI] |
| [HENRY, MATTHEW] | [HERNÖSAND] |
| [HENRY, PATRICK] | |