Sandra Holden (née Avery) is an Australian softball pitcher. She teaches high school science at Mueller College and resides in Ormeau, Queensland. She represents Queensland in national competitions and she is a member of the Australia women's national softball team, where she represented the country in a 2009 tour of Japan and in a January 2012 test against New Zealand. She is trying to earn a spot on the team that will allow her to compete at the 2012 ISF XIII Women's World Championships