René II, Viscount of Rohan

René II, Viscount of Rohan (1550–1586), was a Huguenot nobleman. He was the son of René I of Rohan-Gié (who himself was a descendant of Francis I, Duke of Brittany, and his second wife, Isabella Stewart), and Isabella d'Albret (daughter of John III of Navarre and Catherine of Navarre, Queen regnant of Navarre).

René II married mathematician Catherine de Parthenay and had several children, including:

• Henri II, Duke of Rohan; a renowned soldier and author;
• Catherine de Rohan; married John II, Count Palatine of Zweibrücken. Among their descendants is Queen Elizabeth II.
• Benjamin, Duke of Soubise
• Anne de Rohan (1584-1646); poetess