Robyn M. Denholm (/ˈdɛnhoʊm/; née Sammut; born 27 May 1963) is an Australian business executive.

[3] Denholm grew up in the Sydney suburb of Lugarno with her older brother and younger sister.

[4] In early 2017, Denholm was appointed as chief operations officer (COO) of Telstra, Australia's largest telecoms company,[8] subsequently becoming CFO on 1 October 2018.

[9] In November 2018, Denholm gave notice of resignation after only five weeks in the role as a result of stepping into the role of chair of Tesla Inc. Telstra CEO Andy Penn announced that Denholm would end her responsibilities as CFO at Telstra on 6 May 2019.

[12] Denholm debuted on The Australian Financial Review Rich List in 2021 with a net worth of A$688 million.