Question: Sir Thomas Fludd, the son of Welsh parents, became a landowner in Kent, where he held several public offices, his youngest son was which prominent English Paracelsian physician with both scientific and occult interests?

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Christopher Robinson (Virginia politician): Christopher Robinson (1645 – April 1693) was a planter and a politician in the British colony of Virginia.  Robinson held several public offices in Colonial Virginia and is the patriarch in America for one of the First Families of Virginia.

McCartney–Bone House: The McCartney–Bone House (also known as the Bone–Wilbourn House and McCartney–Bone–Wilbourn House) is a historic residence near Maysville in Madison County, Alabama.  The house was built in 1826 by James McCartney, who came to Madison County in 1810.  McCartney held several public offices in the county, including Justice of the Peace, Tax Assessor and Collector, and County Commissioner.  He was also a member of the Flint River Navigation Company, which sought to improve transportation along the Flint River to the Tennessee River, making it easier to get goods from northeastern Madison County to market.  McCartney died in 1831, and his wife, Martha, remarried twice, the second time to Reverend Matthew H. Bone.  After Martha's death in 1885, the house remained in the family until 1955.

K T Chacko: Kayyalathu Thomas Chacko or K.T. Chacko is a retired Indian Administrative Service officer who held several public offices in the Government of India.  He was appointed as the Directorate General of Foreign Trade of India in 2004.  He is widely known for his commitment to increase India's participation and role in the global economy.

Guldeford baronets: The Guldeford Baronetcy, of Hempsted Place in the County of Kent, was a title in the Baronetage of England.  It was created on 4 February 1686 for Robert Guldeford.  The title became extinct on his death in circa 1740.  The Guldeford (or Guildford) family descended from Sir John Guldeford (d. 1493), Comptroller of the Household during the reign of King Edward IV.  After supporting the Earl of Richmond (later Henry VII), Sir John and his son, Sir Richard Guildford, were attainted by Parliament.  However, they were restored to favour after the accession of Henry in 1485.  Sir Richard gained prominence under Henry and notably served as Master of the Ordnance.  By his first wife Sir Richard was the father of Sir Edward Guildford, Lord Warden of the Cinque Ports and Master of the Ordnance, whose daughter Jane Guildford married John Dudley, 1st Duke of Northumberland.  Sir Richard Guildford's second son by his first wife, George Guildford, of Hempstead Place, Kent, was the father of Sir John Guldford, High Sheriff of Kent during the reign of Edward VI.  Sir John's son Sir Thomas Guldford entertained Elizabeth I in 1575.  Sir Thomas was the great-great-grandfather of Sir Robert Guldford, 1st Baronet.

Thomas Fludd: Sir Thomas Fludd (about 1530 – 1607), the son of Welsh parents, became a landowner in Kent, where he held several public offices.  His youngest son was the scientist Robert Fludd.

Ralph Whitfield: Sir Ralph Whitfield (1588 – 1645) was an English lawyer, judge and landowner, who sat as a Member of Parliament and held several public offices.

Javier Valle Riestra: Javier Maximiliano Alfredo Hipólito Valle Riestra González Olaechea, (*Lima, January 5, 1932), is a constitutional lawyer, jurist and Peruvian politician.  Known member of the Peruvian Aprista Party, has held several public offices, among them the most controversial being President of the Council of Ministers in the government of Alberto Fujimori (1998).

Robert Fludd: Robert Fludd, also known as Robertus de Fluctibus (17 January 1574 – 8 September 1637), was a prominent English Paracelsian physician with both scientific and occult interests.  He is remembered as an astrologer, mathematician, cosmologist, Qabalist and Rosicrucian apologist.

Johann Berenberg: Johann Berenberg (born 12 March 1718 in Hamburg, died 2 March 1772 in Hamburg) was a Hamburg merchant banker.  He was a co-owner of Berenberg Bank from 1748, with his brother, senator Paul Berenberg, and after the latter's death in 1768 the sole owner.  The bank still bears his name (Joh.  Berenberg, Gossler & Co.).  He was also noted as an art collector and held several public offices in the city-state of Hamburg.

William F. Cellini: William F. Cellini (born November 5, 1934) is co-founder of the New Frontier Companies, a group of Illinois-based real estate companies with headquarters in Chicago that employ more than 250 people statewide.  He was previously the chairman of the NYSE-listed Argosy Gaming Company, was the treasurer of the Sangamon County Republican Party and has held several public offices within the state of Illinois.

Supporting paragraphs: Thomas Fludd Robert Fludd
Answer: Robert Fludd