- Bertha Isabel Bacon
- Edward J. Boomer
Death - 12 January 1891 (16 year anniversary) - Beaver Dam, Wisconsin County of Dodge - Alpheus Bacon
- Fred Bacon
- Erik Jansson
- Adolf Ferdinand Eckermann
- Johann David Christoph Schulz
- Job Tisdale Bullock
- Job Tisdale Bullock
Birth - 12 January 1807 (100 year anniversary) - Rehoboth, Bristol, Massachusetts, USA - Job Tisdale Bullock
Birth - 12 January 1807 (100 year anniversary) - Rehoboth, Bristol, Massachusetts, USA - Elisabeth Dorothea Maria Paetow
- Johann Henrich Venghaus
- Anna Catherina Passow
- Robert Crossman
Birth - 12 January 1735 (172 year anniversary) - Raynham, Mass. Bay Province - Hannah Frame
Birth - 12 January 1677 (230 year anniversary) - Amesbury, Essex, Massachusetts, New England - Agnes (Band) Thorn
Birth - 12 January 1594 (313 year anniversary) - Pitminster, Somerset, England - MaHaRam Meir ben Isaak Katzenellenbogen
- Marie Princess Of Brabant
- Diniz Prince Of Portugal
Birth - 12 January 1317 (590 year anniversary) - , Santarem, Santarem, PORTUGAL - Affonso Prince Of Portugal
Birth - 12 January 1315 (592 year anniversary) - , Villa De Panella, Coimbra, PORTUGAL - Agatha Agnes de Lusignan
- Nicholas de Berkeley
- Nicholas Plantagenet
Birth - 12 January 1240 (667 year anniversary) - Berkhampstead, Hertfordshire, England - Erszebet, Princess Of Hungary
- Friderun von Ringelheim
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