Jiang Lan (Chinese: 蒋兰; born 27 June 1989 in Suzhou, Jiangsu) is a female Chinese track and field sprinter who specializes in the 100 metres. Her personal best time is 11.49 seconds, achieved in October 2007 in Wuhan. In the 200 metres she has a best of 23.46 seconds. She has also competed in the 60 metres event indoors: she finished fifth at the 2009 Asian Indoor Games and won the gold medal at the 2010 Asian Indoor Athletics Championships.