Oksana Yatskaya (born 22 September 1978 in Urzhar) is a Kazakhstani cross-country skier who has been competing since 1995. She finish fifth in the team sprint at the FIS Nordic World Ski Championships 2007 in Sapporo and earned her best individual finish of eighth in the 30 km event at the 2005 championships in Oberstdorf.
Yatskaya's best individual finish at the Winter Olympics was 15th twice (5 km + 5 km combined pursuit: 2002, 30 km: 2006).
She has a total of three individual FIS race victories up to 10 km since 1996. Yatskaya's best individual World Cup finish was sixth in a sprint event in February 2010 in Canada.