Question: Sir Francis Nethersole was secretary to an Electress that is often referred to by what nickname?

Context paragraphs:
Frances Walsingham: Frances Walsingham, Countess of Essex and Countess of Clanricarde (1567 – 17 February 1633) was an English noblewoman.  The daughter of Sir Francis Walsingham, Elizabeth I's Secretary of State, she became the wife of Sir Philip Sidney at age 16.  Her second husband was The 2nd Earl of Essex, Queen Elizabeth's favourite, with whom she had five children.  Shortly after his execution in 1601, she married her lover, The 4th Earl of Clanricarde, and went to live in Ireland.

Laurence Tomson: Laurence Tomson (1539 – 29 March 1608) was an English politician, author, and translator.  He acted as the personal secretary of Sir Francis Walsingham, the secretary of state to Elizabeth I of England.  During the reign of Mary I he had been lecturer in Hebrew at the University of Geneva.

Francis Graeme Tyrrell: Sir Francis Graeme Tyrrell (1876–1964) was a British colonial administrator.  A son of Lieutenant-General Francis Hardinge Tyrrell of the Indian Army, he was the Colonial Secretary of Ceylon and served as an acting Governor of British Ceylon.  He was appointed on 20 September 1933 and was acting Governor until 23 December 1933.  He was succeeded by Reginald Edward Stubbs.

Francis Stillman Barnard: Sir Francis Stillman Barnard, KCMG (May 16, 1856 – April 11, 1936) was a Canadian parliamentarian and the tenth Lieutenant Governor of British Columbia.  Barnard is often referred to as Frank Barnard, as was his father Francis Jones Barnard, who as the founder of Barnard's Express, was one of BC's more notable pioneer entrepreneurs.

Francis Lacey: Sir Francis Eden Lacey (19 October 1859 at Wareham, Dorset – 26 May 1946, Sutton-Veny House, Sutton Veny, Wiltshire) was the first man to be knighted for services to cricket (and the first person to be knighted for services to any sport), on retiring as Secretary of MCC, a post which he held from 1898 to 1926.  As Secretary, he initiated many important reforms.  He was subsequently a Trustee of the club from 1926 until his death.

Elizabeth Stuart, Queen of Bohemia: Elizabeth Stuart (19 August 1596 – 13 February 1662) was Electress of the Palatinate and briefly Queen of Bohemia as the wife of Frederick V of the Palatinate.  Due to her husband’s reign in Bohemia lasting for just one winter, Elizabeth is often referred to as The Winter Queen.

Francis Bryan: Sir Francis Bryan (about 1490 – 2 February 1550) was an English courtier and diplomat during the reign of Henry VIII.  He was Chief Gentleman of the Privy chamber and Lord Justice of Ireland.  Unlike many of his contemporaries, Bryan always retained Henry's favour, achieving this by altering his opinions to conform to the king's.  His rakish sexual life and his lack of principle at the time of his cousin Anne Boleyn's downfall led to his earning the nickname the Vicar of Hell.

Nuestra Señora de la Concepción: Nuestra Señora de la Concepción (Spanish: "Our Lady of the (Immaculate) Conception") was a 120-ton Spanish galleon that sailed the Peru - Panama trading route during the 16th century.  This ship has earned a place in maritime history not only by virtue of being Sir Francis Drake's most famous prize, but also because of her colourful nickname, Cacafuego ("fireshitter").

Francis Nethersole: Sir Francis Nethersole (1587–1659) was an English diplomat, secretary to the Electress Elizabeth, Member of Parliament for Corfe Castle, Dorset, and a Civil War political pamphleteer.

Francis Wolley: Sir Francis Wolley (1583 – November 1609) was the son of Queen Elizabeth's Latin secretary, Sir John Wolley, and Elizabeth More, the daughter of Sir William More of Loseley, Surrey.  He was a Member of Parliament, and one of those to whom King James granted the Second Virginia Charter.  From 1601 to 1609 he provided a home at Pyrford for John Donne and Anne More after their clandestine marriage.

Supporting paragraphs: Francis Nethersole Elizabeth Stuart, Queen of Bohemia
Answer: The Winter Queen