Mari Ozaki

is a Japanese long-distance runner who specializes in the marathon race.

She was the 2002 winner of the Kagawa Marugame Half Marathon, taking the title in 1:09:33. She ran at the 2010 London Marathon and finished in ninth place with a time of 2:25:43.

Competition record

Personal bests 5000 metres - 15:12.76 min (2003) 10,000 metres - 31:34.15 min (2005) Half marathon - 1:09:33 hrs (2002) Marathon - 2:23:30 hrs (2003)