Rihanna and Ryan Phillippe dated from December, 2011 to April, 2012.
(December 2011 - February 2012)
(April 2012) [Separated]
Back when Ryan Phillippe was linked with Amanda Seyfried, he was rumored to also have a short fling (hookup) with Rihanna. Sources said they'd been "very casual" and "discre...
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