Lothaire Ier CarolingienAge: 60 years795–855
| Birth | 795 16 17 |
| Death of a paternal grandfather | Charles Ier de Herstal Carolingien January 28, 814 (Age 19 years) |
| Death of a mother | Ermengarde de Hesbaye de Haspengau de Wormsgau de Tours October 3, 818 (Age 23 years) |
| Marriage of a parent | Louis Ier Carolingien — Judith von Altdorf de Bavière — View this family February 819 (Age 24 years) |
| Birth of a half-sister | Gisèle Carolingien after 819 (Age 24 years) |
| Marriage | Ermengarde de Tours — View this family October 15, 821 (Age 26 years) |
| Birth of a son #1 | Louis d’ Italie 822 (Age 27 years) |
| Birth of a half-brother | Charles II Carolingien le Chauve June 13, 823 (Age 28 years) |
| Birth of a son #2 | Lothaire II de Lorraine about 835 (Age 40 years) |
| Birth of a daughter #3 | Rotrude Carolingien about 836 (Age 41 years) |
| Death of a father | Louis Ier Carolingien June 20, 840 (Age 45 years) |
| Birth of a granddaughter #1 | Ermengarde d’ Italie 852 (Age 57 years) |
| Death | September 29, 855 (Age 60 years) |
| Title | Roi d'Italie et de Lotharingie (840-855), Roi de Bavière (817), Roi d'Austrasie (843), Empereur du Saint-Empire (840-855) |
| Family with parents |
| father |
Louis Ier Carolingien Birth: April 16, 778 36 20 — Chasseneuil-sur-Garonne, France Death: June 20, 840 — Ingelheim, Allemagne |
| mother |
Ermengarde de Hesbaye de Haspengau de Wormsgau de Tours Birth: 778 Death: October 3, 818 — Angers, Maine-et-Loire, Pays de la Loire, France |
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Marriage: — |
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| himself |
Lothaire Ier Carolingien Birth: 795 16 17 — Altdorf, , Bavière, Allemagne Death: September 29, 855 — Altdorf, , Bavière, Allemagne |
| Father’s family with Judith von Altdorf de Bavière |
| father |
Louis Ier Carolingien Birth: April 16, 778 36 20 — Chasseneuil-sur-Garonne, France Death: June 20, 840 — Ingelheim, Allemagne |
| step-mother |
Judith von Altdorf de Bavière Birth: 805 18 Death: April 19, 843 — Tours, Indre-et-Loire, Centre, France |
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Marriage: February 819 — |
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11 months half-sister |
Gisèle Carolingien Birth: after 819 40 14 Death: July 1, 874 |
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4 years half-brother |
Charles II Carolingien le Chauve Birth: June 13, 823 45 18 Death: October 6, 877 |
| Family with Ermengarde de Tours |
| himself |
Lothaire Ier Carolingien Birth: 795 16 17 — Altdorf, , Bavière, Allemagne Death: September 29, 855 — Altdorf, , Bavière, Allemagne |
| wife | |
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Marriage: October 15, 821 — |
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15 months son |
Louis d’ Italie Birth: 822 27 Death: 875 |
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14 years son |
Lothaire II de Lorraine Birth: about 835 40 Death: August 8, 869 — Piacenza, Italie |
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2 years daughter |
Rotrude Carolingien Birth: about 836 41 Death: September 1, 882 |