Gandul
World champion Catherine Ndereba of Kenya came in second, clocking 2 hours 27.06 minutes, adding another silver to her success from Athens 2004.
Tomescu thus brought the third gold medal to Romania after judoka Alina Dumitru and rowers Georgeta Andrunache/Viorica Susanu.
Tomescu, who lives and trains in the United States, participated in the 2004 Athens Olympic Games where she ranked 20th, won bronze at the 2005 Helsinki World Championships, gold at the 2005 Half Marathon World Championships in Edmonton, bronze at the 2004 Half Marathon World Championships in New Delhi and once again gold at the 2004 Chicago Marathon.