- Rudolf Guggisberg
 Death - 31 January 1974 (52 year anniversary) - Langenthal, Bern, Switzerland - Walter Ernst Guggisberg
 - Katharina Kempf
 Death - 31 January 1968 (58 year anniversary) - Frankfurt am Main, Hessen, Germany - Katharina Barbara Stäbler
 Death - 31 January 1950 (76 year anniversary) - La Heutte, Bern, Switzerland - Elisabeth Guggisberg
 Death - 31 January 1950 (76 year anniversary) - Wiedlisbach, Bern, Switzerland - Martha Ann Bardsley
 Death - 31 January 1949 (77 year anniversary) - Philadelphia, Philadelphia County, Pennsylvania, USA - Kenneth Ray Guggisberg
 Birth - 31 January 1948 (78 year anniversary) - Fort Dodge, Webster County, Iowa, USA - Christian Friedrich Guggisberg
 Death - 31 January 1934 (92 year anniversary) - im Teuffenbrunnen bei Rüeggisberg, Bern, Switzerland - Rosina Messerli
 - Christian Guggisberg
 Death - 31 January 1927 (99 year anniversary) - Steffisburg, Bern, Switzerland - Rosina Guggisberg
 - Alvina Stiehm
 Death - 31 January 1906 (120 year anniversary) - Gibbon, Sibley County, Minnesota, USA - Johann Friedrich Balsiger
 - Anna Elisabeth Guggisberg
 Death - 31 January 1900 (126 year anniversary) - Thörishaus bei Köniz, Bern, Switzerland - Howard Burtis Stout
 Birth - 31 January 1894 (132 year anniversary) - Trenton, Mercer County, New Jersey, USA - Ernst Guggisberg
 Death - 31 January 1892 (134 year anniversary) - in der Witscheren bei Köniz, Bern, Switzerland - Johannes [IV] Kochersperger
 Death - 31 January 1892 (134 year anniversary) - Rittershoffen, Kreis Weissenburg, Niederrhein, Alsace, France - Jacob Edward [II] Buechi
 Birth - 31 January 1887 (139 year anniversary) - Cheektowaga, Erie County, New York, USA - Albrecht Guggisberg
 Death - 31 January 1886 (140 year anniversary) - im Gütsch zu Kühlewil bei Englisberg, Bern, Switzerland - Maria Kunz
 Birth - 31 January 1878 (148 year anniversary) - Dieterswil, Bern, Switzerland - Christian Schmutz
 Death - 31 January 1868 (158 year anniversary) - Zimmerwald, Bern, Switzerland - Christian Guggisberg
 Birth - 31 January 1868 (158 year anniversary) - Kühlewil bei Englisberg, Bern, Switzerland - Katharina Julia Guggisberg
 - Maria Margaritha Münger
 - Philipp [VIII] Kochersperger
 Birth - 31 January 1854 (172 year anniversary) - Rittershoffen, Kreis Weissenburg, Niederrhein, Alsace, France - Bendicht Winzenried
 Birth - 31 January 1853 (173 year anniversary) - von Belp, Bern, Switzerland - Magdalena Kochersperger
 Death - 31 January 1834 (192 year anniversary) - Rittershoffen, Kreis Weissenburg, Niederrhein, Alsace, France - Magdalena Hofmann
 Death - 31 January 1832 (194 year anniversary) - (burial date) Zimmerwald, Bern, Switzerland - Philipp Kochersperger
 Birth - 31 January 1832 (194 year anniversary) - Rittershoffen, Kreis Weissenburg, Niederrhein, Alsace, France - Maria Marti
 Birth - 31 January 1828 (198 year anniversary) - Rüeggisberg, Bern, Switzerland - Anna Mischler
 Birth - 31 January 1819 (207 year anniversary) - (bapt. date) Rüschegg, Bern, Switzerland - Elisabeth Zehnder
 Birth - 31 January 1806 (220 year anniversary) - (bapt.) Zimmerwald, Bern, Switzerland - Elisabeth Hänni
 Birth - 31 January 1802 (224 year anniversary) - von der Rossweid (bapt. Zimmerwald), Bern, Switzerland - Anna Catharina Andler
 Birth - 31 January 1769 (257 year anniversary) - Rittershoffen, Kreis Weissenburg, Niederrhein, Alsace, France - Elisabeth Guggisberg
 Birth - 31 January 1768 (258 year anniversary) - (bapt. date) Köniz, Bern, Switzerland - Maria Guggisberg
 Death - 31 January 1754 (272 year anniversary) - Kühweid bei Obermuhlern, Bern, Switzerland - Johann Jacob Wagner
 Death - 31 January 1747 (279 year anniversary) - Rittershoffen, Kreis Weissenburg, Niederrhein, Alsace, France - Hieronimus Guggisberg
 Birth - 31 January 1745 (281 year anniversary) - (bapt. date) Zimmerwald, Bern, Switzerland - Niklaus Streit
 Birth - 31 January 1692 (334 year anniversary) - (bapt. date in the church of Belp) Kühlewil bei Englisberg, Bern, Switzerland - Niklaus Streit
 Death - 31 January - [year not recorded] in the poorhouse, Kanton Bern, Switzerland - Angelina [unknown]
 Death - 31 January - Philadelphia, Philadelphia County, Pennsylvania, USA
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