The Czech professional tennis player got instant fame after he defeated the NO 2 seed Rafael Nadal in the second round of Wimbledon 2012. However, he could not repeat the miracle as he lost in straight sets to Philipp Kohlschreiber in the third round.

At the age of 23, Lukas married Denisa Rosolová, a Czech athlete in November 2008. However, the marriage did not last long, and the couple divorced in 2011.