Date of Birth: 
Place of Birth: Bratislava, Bratislava Region, Slovakia
About Marek Semjan
- Marek Semjan (Slovak pronunciation: ['ma??k 's?mjan]; born 7 November 1987) is a Slovak tennis player playing on the ATP Challenger Tour.
- On 30 August 2010, he reached his highest ATP singles ranking of 218.He won over Fernando Verdasco in Prostejov in three sets 6-4, 6-7 (5-7), 6-4.
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