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Prince Sebastien, Luxembourg

Prince SebastienLuxembourg may be a small country but the long reign of Luxembourg royalty is no small feat. This youngest of the Luxembourg royalty, at age 21, is fifth in line for the throne. He's also known for his avid love for sports. He plays regularly for the Rugby Club Luxembourg as well as the national rugby team. He is also a keen swimmer and is patron of the Luxembourg swimming and lifesaving federation. [Photo via @demoiselle_michelle]
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