"Countess Catharina Belgica of Nassau (31 July 1578 – 12 April 1648) was a countess of Hanau-Münzenberg by marriage to Philip Louis II, Count of Hanau-Münzenberg, ...
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and regent of Hanau-Münzenberg from 1612 until 1626. She was the third daughter of William the Silent and his third spouse Charlotte of Bourbon." - (en.wikipedia.org 30.10.2019)