Oda of Stade
Oda of Stade( also Oda of Elsdorf)( b.c. 1040 – d. 2 July c. 1087?) was a German noblewoman, who was the daughter of Ida of Elsdorf.
Through marriage to Sviatoslav II of Kiev, she became a Grand Princess consort of Kievan Rus'.
Oda of Saxony
Oda of Saxony (877 –
aft.
952) was a Saxon princess.
She was the daughter of Otto I, Duke of Saxony (880 – 912) and Hedwiga of Babenberg.
She married King Zwentibold of Lotharingia and at his death in August 900
(when Oda was younger than 15), she contracted a second marriage with Count Gerhard I of Metz.
From this union were born:
Princess Margaretha of Saxony
Princess Margaretha of Saxony, Duchess of Saxony( 24 May 1840 – 15 September 1858) was the eighth child and fifth eldest daughter of John of Saxony and his wife Amalie Auguste of Bavaria and a younger sister of Albert of Saxony and George of Saxony.
She was born in Dresden, then in the Kingdom of Saxony.
Through her marriage to Archduke Charles Louis of Austria, Margaretha was a member of the House of Habsburg- Lorraine and an Archduchess and Princess of Austria and Princess of Hungary, Croatia, Bohemia, and Tuscany.
Maria Emanuel, Margrave of Meissen
Maria Emanuel, Prince of Saxony, Duke of Saxony, Margrave of Meissen( 31 January 1926 – 23 July 2012) was the head of the Royal House of Saxony.
Oda of Brabant
Oda of Brabant( also called Oda of Anderlues; 1134 – 1158) was a Belgian prioress of the 12th century, commonly revered as a saint.
Princess Mathilde of Saxony (born 1863)
Princess Mathilde of Saxony, Duchess of Saxony (19 March 1863 – 27 March 1933) was the third child and third-eldest daughter of George of Saxony and his wife, Maria Anna of Portugal.
She was an elder sister of the Kingdom of Saxony's last king, Frederick Augustus III of Saxony.
Hedwiga
Hedwiga (also known as "Hathui"; – 24 December 903), a member of the Elder House of Babenberg (Popponids), was Duchess of Saxony from about 880 until her death, by her marriage with the Liudolfing duke Otto the Illustrious.
She is the mother of King Henry the Fowler.
She was the daughter of Henry of Franconia (d. 886), documented as a "princeps militiae" of the East
Frankish king Louis the Younger and "dux" of Austrasia under emperor Charles the Fat.
Hedwiga's mother probably was related to the imperial Carolingian dynasty, however, a presumed descent of princess Gisela could not be conclusively established.
"Dux" Henry died fighting against the Vikings during the Siege of Paris in West Francia.
About 869/70
Hedwiga married
Otto (d. 912), a younger son of late Saxon count Liudolf.
Her husband's family had already achieved a dominating position in the stem duchy; Otto's sister Liutgard was married to King Louis the Younger about the same time.
With the support of his brother-in-law King Louis the Younger, Otto succeeded as head of the Liudolfing dynasty and heir of the Saxon estates, when his elder brother Bruno was killed fighting against the Vikings in the 880 Battle of Lüneburg Heath.
Hedwiga's husband remained a loyal supporter of the Carolingian dynasty, while he rose to the position of a Saxon duke ("Herzog").
Hedwiga and Otto had three sons: Henry the Fowler (who succeeded his father in 912) and his elder brothers Thankmar and Liudolf, who both died young; as well as a daughter, Oda who married King Zwentibold of Lotharingia, an illegitimate son of Emperor Arnulf, in 897.
Princess Amalie of Saxony
Amalie Marie Friederike Auguste (10 August 1794 – 18 September 1870), Princess of Saxony, full name
Maria Amalia Friederike Augusta Karolina
Ludovica Josepha
Aloysia Anna Nepomucena Philippina Vincentia Franziska de Paula Franziska de Chantal, was a German composer writing under the pen name "A. Serena", and a dramatist under the name "Amalie Heiter".
She was the daughter of Prince Maximilian of Saxony and Princess Carolina of Parma.
She was the granddaughter of Frederick Christian, Elector of Saxony; niece of Frederick Augustus I, King of Saxony and Anthony, King of Saxony; sister of Frederick Augustus II, King of Saxony and John, King of Saxony; and aunt of Albert, King of Saxony and George, King of Saxony.
Prince Daniel of Saxony
Prince Daniel Timo of Saxony, Duke of Saxony( born 23 June 1975) is the oldest son of Prince Rüdiger of Saxony, a disputed Head of the Royal House of Saxony.
Prince Johann Georg of Saxony
Prince Johann Georg Pius Karl Leopold Maria Januarius Anacletus of Saxony, Duke of Saxony (10 July 1869 – 24 November 1938) was the sixth child and second-eldest son of George of Saxony and his wife Maria Anna of Portugal and a younger brother of the Kingdom of Saxony's last king, Frederick Augustus III of Saxony.
Johann Georg was a well-known arts expert and an avid art collector.

Question: Who is Oda Of Saxony's maternal grandfather?
Answer: Henry of Franconia