Sierra McCormick (gebore 28 Oktober 1997) is 'n Amerikaanse aktrise. Sy is bekend vir haar rolle in die rolprente Land of the Lost (2009), Ramona and Beezus (2010), en The Vast of Night (2018), en in die televisiereeks Curb Your Enthusiasm (2000). 2009: Land of the Lost 2010: Ramona and Beezus 2016: Twisted Sisters 2017: Christmas in the Heartland 2018: The Vast of Night 2018: Camp 2018: The Neighborhood Watch All Good Things The Danger of Positive Thinking 2000: Curb Your Enthusiasm 2011: A.N.T. Farm 2008: Creating Celebrity 2009: Jack and Janet Save the Planet Sierra McCormick in die Internet-rolprentdatabasis Sierra McCormick op Twitter