Question: Who is Johann Of Brandenburg-Ansbach, Viceroy Of Valencia's father-in-law?

Knowledge 1: Johann of Brandenburg-Ansbach, Viceroy of Valencia
Johann of Brandenburg-Ansbach (9 January 1493 in Plassenburg – 5 July 1525 in Valencia) was the second husband of Germaine de Foix and viceroy of Valencia from 1523 until his death in 1525.He was a son of Frederick I, Margrave of Brandenburg-Ansbach and his wife Sophia of Poland.He married on 17 June 1519 with Germaine de Foix (1490–1538), second wife and widow of King Ferdinand II of Aragon.In 1523 the couple was appointed Viceroys of Valencia by King Ferdinand's grandson Charles V, Holy Roman Emperor.The marriage remained childless.After his death Germaine of Foix remarried Ferdinand of Aragón, Duke of Calabria.Johann of Brandenburg-Ansbach became in 1516 a knight in the Order of the Golden Fleece. [SEP] Knowledge 2: Germaine of Foix
Germaine of Foix (1488 – 15 October 1536) was queen consort of Aragon as the second wife of Ferdinand II of Aragon, whom she married in 1506 after the death of his first wife, Isabella I of Castile in 1504.Germaine's father was John of Foix, Viscount of Narbonne and son of Queen Eleanor of Navarre.Her mother, Marie of Orléans, was the sister of King Louis XII of France.
Knowledge 1: Johann of Brandenburg-Ansbach, Viceroy of Valencia
Johann of Brandenburg-Ansbach (9 January 1493 in Plassenburg – 5 July 1525 in Valencia) was the second husband of Germaine de Foix and viceroy of Valencia from 1523 until his death in 1525.He was a son of Frederick I, Margrave of Brandenburg-Ansbach and his wife Sophia of Poland.He married on 17 June 1519 with Germaine de Foix (1490–1538), second wife and widow of King Ferdinand II of Aragon.In 1523 the couple was appointed Viceroys of Valencia by King Ferdinand's grandson Charles V, Holy Roman Emperor.The marriage remained childless.After his death Germaine of Foix remarried Ferdinand of Aragón, Duke of Calabria.Johann of Brandenburg-Ansbach became in 1516 a knight in the Order of the Golden Fleece. [SEP] Knowledge 2: Sabina of Brandenburg-Ansbach
Sabina of Brandenburg-Ansbach (12 May 1529 – 2 November 1575) was a princess of Brandenburg-Ansbach and Electress of Brandenburg by marriage.
Knowledge 1: Johann of Brandenburg-Ansbach, Viceroy of Valencia
Johann of Brandenburg-Ansbach (9 January 1493 in Plassenburg – 5 July 1525 in Valencia) was the second husband of Germaine de Foix and viceroy of Valencia from 1523 until his death in 1525.He was a son of Frederick I, Margrave of Brandenburg-Ansbach and his wife Sophia of Poland.He married on 17 June 1519 with Germaine de Foix (1490–1538), second wife and widow of King Ferdinand II of Aragon.In 1523 the couple was appointed Viceroys of Valencia by King Ferdinand's grandson Charles V, Holy Roman Emperor.The marriage remained childless.After his death Germaine of Foix remarried Ferdinand of Aragón, Duke of Calabria.Johann of Brandenburg-Ansbach became in 1516 a knight in the Order of the Golden Fleece. [SEP] Knowledge 2: Sophie of Brandenburg-Ansbach
Sophie of Brandenburg- Ansbach( 23 March 1535, Ansbach – 22 February 1587, Legnica) was a princess of Brandenburg- Ansbach and by marriage Duchess of Legnica.

Answer: John of Foix, Viscount of Narbonne