Between Andrei Olhovskiy and Jelena Janković, who became a pro earlier?
Jelena Janković Jelena Janković (Serbian Cyrillic: Јелена Јанковић, ] , born 28 February 1985) is a Serbian professional tennis player. Janković is a former World No. 1 in singles, a ranking achieved preceding her finals appearance at the 2008 US Open. Janković's career highlights include winning the 2007 Wimbledon Mixed Doubles title with Jamie Murray, the 2010 Indian Wells Masters, the Internazionali BNL d'Italia twice, in 2007 and 2008, and the aforementioned appearance in the finals of the 2008 US Open. She is coached by her brother Marko.
Sergei Novitski Sergei Nikolayevich Novitski (Russian: Серге́й Николаевич Новицкий , born 16 May 1981) is a Russian former competitive ice dancer. He skated with Jana Khokhlova until April 2010. Together, they are the 2008 World bronze medalists, 2009 European champions, and two-time (2008–09) Russian national champions.