Samantha Joy Mostyn AO (an haife ta a shekara ta 1964/1965, wacce aka fi sani da Sam Mostyn) 'yar kasuwa ce ta Ostiraliya kuma mai ba da shawara kan canjin yanayi da daidaiton jinsi, kuma mace ta farko kwamishina AFL. Kamar yadda na 2021 Mostyn ita ce shugabar mata a Babban Zauren Mata. Ita memba ce a hukumar a kan allon da yawa, gami da Majalisar Climate, GO Foundation, Mirvac, Transurban, Virgin Australia da The Sydney Swans. Kyautar Mostyn, don "mafi kyau kuma mafi kyawun mata" a cikin AFL, ana kiranta da sunan ta. An haifi Mostyn a shekara ta 1965 kuma ya girma a cikin soja, kasancewar 'yar wani kanar soja. Ta yi aure da diya daya. Ɗayan farkon matsayin Mostyn tana aiki tare da Michael Kirby, a cikin Kotun Daukaka Kara ta NSW. Daga baya ta kasance mai ba da shawara ta hanyar sadarwa ga ofishin Firayim Minista Paul Keating. Mostyn ta yi BA/LLB daga Jami'ar Kasa ta Ostiraliya (ANU). A cikin 2018 ta sami lambar girmamawa ta Doctorate of Laws, daga ANU.