Henry, Marquess of Montferrat
Henry( c.1020 -c.1044/5) was a member of the Aleramid dynasty.
He was a younger son of William III of Montferrat and Waza.
From 1042, he was co-ruler of the March of Montferrat with his older brother Otto II of Montferrat.
Probably in 1041, certainly before 19 January 1042, he married Adelaide of Susa, the heiress of the March of Turin, which temporarily united the two great northwestern Italian marches of Turin and Montferrat.
Maria of Montferrat
Maria of Montferrat (1192–1212) was Queen of Jerusalem, the daughter of Isabella I of Jerusalem and Conrad of Montferrat.
She was known in her youth as "The Marquise", because of her father's title.
Henry Krause
Henry J." Red" Krause, Jr.( August 28, 1913 – February 20, 1987) was an American football offensive lineman in the National Football League for the Brooklyn Dodgers and the Washington Redskins.
He played college football at St. Louis University.
He is the grandfather of Jennifer Krause
He is the great grandfather of Payton Hoeing
Maria of Serbia, Marchioness of Montferrat
Maria of Serbia or Marija Branković( b. 1466- d. 27 August 1495) was princess of Serbia by birth, and marchioness of Montferrat by marriage.
She was daughter of despot Stefan Branković of Serbia and princess Angelina Arianiti of Albania.
In 1485, she married Boniface III, Marquess of Montferrat.
Isabella I of Jerusalem
Isabella I (1172 – 5 April 1205) was Queen regnant of Jerusalem from 1190 to her death.
She was the daughter of Amalric I of Jerusalem and his second wife Maria Comnena.
Her half-brother, Baldwin IV of Jerusalem, engaged her to Humphrey IV of Toron.
Her mother's second husband, Balian of Ibelin, and his stepfather, Raynald of Châtillon, were influential members of the two baronial parties.
The marriage of Isabella and Humphrey was celebrated in Kerak Castle in autumn 1183.
Saladin, the Ayyubid sultan of Egypt and Syria, laid siege to the fortress during the wedding, but Baldwin IV forced him to lift the siege.
Baldwin IV, who suffered from lepromatous leprosy, had made his nephew (the only son of his sister, Sybilla by her first husband), Baldwin V, his heir and co-ruler, to prevent Sybilla's second husband, Guy of Lusignan, from mounting the throne.
The High Court of Jerusalem stipulated that a committee of Western European rulers was entitled to choose between Sybilla and Isabella to succeed Baldwin V if he died before reaching the age of majority, but Sybilla and Guy of Lusignan were crowned soon after Baldwin V died in 1185.
Guy's opponents tried to play Isabella and her husband off against him, but Humphrey did homage to the royal couple.
Rainier, Marquess of Montferrat
Rainier or Renier( c. 1084 – May 1135), son of William IV, Marquess of Montferrat, was the sixth ruler of the state of Montferrat in north- west Italy from about 1100 to his death, and the first such to be identified in contemporary documents as Margrave of Montferrat.
Beatrice of Castile, Marchioness of Montferrat
Beatrice of Castile (5 November or 6 December 1254 - 1286) was a daughter of Alfonso X of Castile and his wife Violant of Aragon.
She was Marchioness of Montferrat by her marriage and was mother of Irene of Montferrat.
Anne d'Alençon
Anne d'Alençon (Italian: Anna d'Alençon) (30 October 1492 – 18 October 1562), Lady of La Guerche, was a French noblewoman and a Marquise of Montferrat as the wife of William IX, Marquis of Montferrat.
She acted as Regent of the Marquisate of Montferrat for her son, Boniface from 1518 to his death in 1530.
John George, Marquess of Montferrat
John George of Monferrat( 20 January 1488 – 30 April 1533) was the last Marquess of Montferrat of the Palaeologus dynasty.
He was son of Boniface III, Marquess of Montferrat and his third wife Maria of Serbia, daughter of prince Stefan Branković of Serbia.
Kaya Alp
Kaya Alp was, according to Ottoman tradition, the son of Kızıl Buğa and the father of Suleyman Shah, who was, in turn, the grandfather of Ertuğrul, and the great grandfather of the Ottoman Empire founder, Osman I.

Question: Who is the maternal grandfather of Maria Of Montferrat?
Answer: Amalric I of Jerusalem