Christo Proykov
Christo Proykov( born 11 March 1946 in Sofia) is the Bulgarian Greek Catholic Bishop of Sofia.
He was ordained a priest on 23 May 1971, then appointed Coadjutor Bishop of Sofia and Titular Bishop of Briula on 18 December 1993.
On 6 January 1994 Proykov was ordained bishop and on 5 September 1995 he became Bishop of Sofia.
Lucretia Gyllenhielm
Lucretia Johansdotter Gyllenhielm( 1561 – 1585), was the illegitimate daughter of John III of Sweden and Karin Hansdotter.
She was reportedly the favorite of her father.
Ivan Ivanov (mayor)
Ivan Ivanov,  (1891–1965) was a Bulgarian engineer and mayor of Sofia in the period 25 May 1934 – 9 September 1944.
He was born in Sliven.
He has studied in Stara Zagora, the Military school of Sofia, and in 1915 he graduated civil engineering in Munich, Germany.
During World War I he headed a railroad construction in Macedonia.
In 1919 he has been appointed deputy head of the water supply department of Sofia.
In 1924 he started working on what turned out to be his most recognised work -
the water supply line from Rila mountain to Sofia.
The project had a total length of 82 km, which includes 38.5 km channels, 17.9 km tunnels and 25.3 km tubes.
The line was completed in 1933.
In 1934 Ivanov was elected mayor of Sofia.
He focused his efforts on eliminating the corruption and bureaucracy in the city hall.
He published monthly the expenses the city hall has made.
In 1938 the first urban plan of Sofia was created.
During his term all the streets of Sofia were paved and bus and trolley-bus mass transport has been introduced.
He also started large-scale tree planting on the streets of Sofia.
By the end of his term Ivanov was planning the construction of Beli iskar Dam, which had to feed the Sofia water supply line.
After the Bulgarian coup d'état of 1944 Ivanov was imprisoned and sentenced for life for political reasons.
Anyway, his abilities as a hydro-engineer were recognised by the communist rulers and he was allowed to continue working on the Beli Iskar Dam.
Initially he worked from his prison cell, and later on he was set free.
He died in 1965.
John Westley
Rev. John Westley( 1636 – 78) was an English nonconformist minister.
He was the grandfather of John Wesley( founder of Methodism).
Abd al-Muttalib
Abd al- Muttalib Shaybah ibn Hashim( c. 497 – 578) was the grandfather of Islamic prophet Muhammad.
Sofia Gyllenhielm
Sofia Johansdotter Gyllenhielm (1556/59 – June 1583), was a Swedish noble, the illegitimate daughter of King John III of Sweden and Karin Hansdotter.
John III of Sweden
John III (20 December 1537 – 17 November 1592) was King of Sweden from 1569 until his death.
He was the son of King Gustav I of Sweden and his second wife Margaret Leijonhufvud.
He was also, quite autonomously, the ruler of Finland, as "Duke John" from 1556 to 1563.
In 1581 he assumed also the title Grand Prince of Finland.
He attained the Swedish throne after a rebellion against his half-brother Eric XIV.
He is mainly remembered for his attempts to close the gap between the newly established Lutheran Church of Sweden and the Catholic church.
His first wife was Catherine Jagellonica of the Polish-Lithuanian ruling family, and their son Sigismund eventually ascended both the Polish-Lithuanian and Swedish thrones.
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.
Lyon Cohen
Lyon Cohen( 1868–1937) was a Polish- born Canadian businessman and a philanthropist.
He was the grandfather of singer/ poet Leonard Cohen.
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.

Question: Who is the paternal grandfather of Sofia Gyllenhielm?
Answer: Gustav I of Sweden