Encyclopedias, Almanacs, Transcripts, and Maps
- Ingeborg (d. 1319)
- Ingeborg of Denmark (1878–1958)
- Ingeborg of Denmark (d. 1287)
- Ingeborg of Russia (fl. 1118–1131)
- Ingeborg of Sweden (fl. 1070)
- Ingelow, Jean (1820–1897)
- Ingigerd Haraldsdottir (fl. 1075)
- Ingigerd Olafsdottir (c. 1001–1050)
- Ingirid (fl. 1067)
- Inglis, Elsie Maud (1864–1917)
- Ingoberge (519–589)
- Ingoldsthorp, Isabel
- Ingraham, Mary Shotwell (1887–1981)
- Ingrid of Sweden (1910–2000)
- Ingstad, Anne-Stine (c. 1918–1997)
- Ingunde (fl. 517)
- Introduction
- Inventors
- Inyama, Rosemary (1903—)
- Iolande of Hungary (1215–1251)