Stephen van Rensselaer II
Stephen van Rensselaer II (June 2, 1742 – October 19, 1769) was the six and youngest child of Stephen van Rensselaer I and Elizabeth Groesbeck.
Stephen Van Rensselaer
Stephen Van Rensselaer III( November 1, 1764 January 26, 1839) was a New York landowner, businessman, militia officer, and politician.
A graduate of Harvard University, at age 21, Van Rensselaer took control of Rensselaerswyck, his family's manor.
He developed the land by encouraging tenants to settle it, and granting them perpetual leases at moderate rates, which enabled the tenants to use more of their capital to make their farms and businesses productive.
Active in politics as a Federalist, Van Rensselaer served in the New York State Assembly and New York State Senate, and as Lieutenant Governor of New York.
After the demise of the Federalist Party, Van Rensselaer was a John Quincy Adams supporter, and served in the United States House of Representatives for one partial term and three full ones.
Van Rensselaer was a supporter of higher education; he served on the board of trustees for several schools and colleges, and was the founder of the Rensselaer Polytechnic Institute.
He was also a civic activist and philanthropist, and was a founder of Albany's public library and the city's Institute of History& Arts.
Long active in the militia, Van Rensselaer attained the rank of major general; he commanded troops on the New York- Canada border during the War of 1812, but resigned his commission after defeat at the Battle of Queenston Heights.
After Van Rensselaer's 1839 death, efforts by his sons to collect past due lease payments led to the Anti-Rent War, and the break up and sale of the manor.
As the heir to and then owner of one of the largest estates in New York, Van Rensselaer's holdings made him the tenth richest American of all time, based on the ratio of his fortune to contemporary GDP.
Johan van Rensselaer
Johan van Rensselaer also Johannes van Rensselaer( Amsterdam, 4 September
1625 – Nijkerk, 6 May 1663), second patroon of the Manor of Rensselaerswyck, was the eldest son of Kiliaen van Rensselaer, and his only son by his first wife, Hillegonda van Bylaer.
Jeremias Van Rensselaer (sixth patroon)
Jeremias van Rensselaer( March 18, 1705 – 1745) was the eldest son of Kiliaen van Rensselaer and Maria van Cortlandt.
Johannes Van Rensselaer
Johannes Van Rensselaer( January 3, 1708 – February 21, 1783) was a member of the prominent colonial Van Rensselaer family.
Peggy Schuyler
Margarita "Peggy" Schuyler Van Rensselaer (September 19, 1758 – March 14, 1801) was the third daughter of Continental Army General Philip Schuyler.
She was the wife of Stephen Van Rensselaer III, sister of Angelica Schuyler Church, Philip Jeremiah Schuyler, and Elizabeth Schuyler Hamilton, and sister-in-law of John Barker Church and Alexander Hamilton.
Kiliaen Van Rensselaer (businessman)
Kiliaen Drackett Van Rensselaer( born) is an American business executive and philanthropist.
Van Rensselaer is the founder and CEO of Insurrection Media.
Stephen Van Rensselaer IV
Stephen Van Rensselaer( March 29, 1789 – May 28, 1868), known as the" Young Patroon" and sometimes the" last of the patroons" was the last patroon of Rensselaerswyck.
Stephen van Rensselaer I
Stephen van Rensselaer I (March 23, 1707 – June 1747), was the second son of Kiliaen van Rensselaer and Maria van Cortlandt, who served briefly as the 7th Patroon of the Manor of Rensselaerswyck and 4th Lord of the Manor.
Mariana Griswold Van Rensselaer
Mariana Alley Griswold Van Rensselaer( February 21, 1851 – January 20, 1934), usually known as Mrs. Schuyler Van Rensselaer or M. G. Van Rensselaer, was an American author focusing on architectural criticism.

Question: Who is the paternal grandfather of Stephen Van Rensselaer Ii?
Answer: Kiliaen Van Rensselaer