2010 Hot 100: #39 Urszula Radwanska

#39 URSZULA RADWANSKA
Poland
20 years old
2010 WTA singles ranking: #191
2009 Hot 100 rank: #54

The younger of Radwanska's sisters had to undergo spine surgery and was out of action most of 2010, losing more than 130 places in the WTA ranking.