Olga Cristea

Olga Cristea (born 13 December 1987) is a Moldovan runner who specializes in the 800 metres. Her personal best time is 2:00.12 minutes, achieved at the 2008 Olympic Games in Beijing.

She was born in Chişinău. She won the silver medal at the 2003 World Youth Championships and the gold medal at the 2006 World Junior Championships. She also competed at the Olympic Games in 2004 and 2008, but without reaching the final.

She received a two-year ban from the sport in July 2010 after testing positive for abnormal levels of testosterone.