Patricia Ethell McDonald (1 August 1921 – 10 March 1990) was an Australian radio actress and actress of stage and television and the daughter of one of Australia's most prominent electric radio engineers and public servants, Arthur Stephen McDonald and his wife, milliner Edith Roseina Ethell.
Her grandfather, bootmaker John McDonald, was born in Victoria, and married Eliza Mary Stevenson.McDonald was best-known for two long-running soap opera roles.
She played comical malaproping gossip Dorrie Evans in the popular serial Number 96 between 1972 and 1977 and then played Aunty Fiona Thompson in Sons and Daughters between 1981 to 1987.
She was featured in both shows throughout their entire run-about five and a half years in each case.
McDonald won four Logie awards, including the 1974 Gold Logie, for her work on Number 96.