Cheryl Praeger awarded Companion of the Order of Australia in the General Division on Australia Day 2021 Honours List
Cheryl Praeger had been appointed as a Member of the Order of Australia in 1999. She is ppromoted to Companion in 2021 "for eminent service to mathematics, and to tertiary education, as a leading academic and researcher, to international organisations, and as a champion of women in STEM careers." See here.