John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
Kiril, Prince of Preslav
Prince Kyril of Bulgaria, Prince of Preslav (Kyril Heinrich Franz Ludwig Anton Karl Philipp; 17 November 1895 – 1 February 1945) was the second son of Ferdinand I of Bulgaria and his first wife Marie Louise of Bourbon-Parma.
He was a younger brother of Boris III of Bulgaria and a prince regent of the Kingdom of Bulgaria from 1943 to 1944.
Prithvipati Shah
Prithvipati Shah( ?–1716) was the king of the Gorkha Kingdom in the Indian subcontinent, present- day Nepal.
He was the grandfather of Nara Bhupal Shah.
Kaliman I of Bulgaria
Kaliman Asen I, also known as Coloman Asen I or Koloman (1234–August/September 1246) was emperor (or tsar) of Bulgaria from 1241 to 1246.
He was the son of Ivan Asen II of Bulgaria and Anna Maria of Hungary.
He was only seven when he succeeded his father in 1241.
In the following years, the Mongols invaded Bulgaria and imposed a yearly tax on the country.
He may have been poisoned, according to contemporaneous rumors about his death.
Anna Maria of Hungary
Anna Maria of Hungary (1204–1237) was an Empress consort of Bulgaria, daughter of King Andrew II of Hungary and Gertrude of Merania.
She was sister of Saint Elizabeth of Hungary.
In January 1221 she married Tsar Ivan Asen II of Bulgaria as his second wife.
Her father was forced to agree to the marriage to effect his release from Bulgaria, where he had been captured on his return from Crusade in late 1218.
Her dowry included the cities of Beograd and Braničevo.
Anna Maria and Ivan Asen II had several children, including:
She died of the plague in 1237 and was buried at SS.
Forty Martyrs Church in Tarnovo.
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Keratsa of Bulgaria
Keratsa-Maria of Bulgaria( 1348–1390) was Princess of Bulgaria during the Second Bulgarian Empire and Empress of Byzantine Empire.
She was the daughter of Tsar Ivan Alexander of Bulgaria and his second wife, a converted Jew, Theodora.
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.
Ana-Neda
Ana- Neda( Bulgarian and; fl. 1323- 1324) was the Empress consort of Bulgaria briefly in 1323- 1324 as the spouse of" Despot of Vidin" Michael Shishman who was elected as Emperor of Bulgaria in 1323.
She was the daughter of Serbian King Stefan Uroš II Milutin and Princess Ana Terter, daughter of George I of Bulgaria.
From the marriage with Michael, they had three sons, one of whom was Ivan Stephen of Bulgaria, later briefly the Emperor of Bulgaria( 1330 – 1331).

Question: Who is Kaliman I Of Bulgaria's maternal grandfather?
Answer: Andrew II of Hungary