Sonia Todd (born 1959) is an Australian actress. She is a graduate of the National Institute of Dramatic Art (NIDA), Sonia has worked extensively in television, theatre, and film. Whilst at NIDA, she was one of the group of students (including Baz Luhrmann) who devised the play Strictly Ballroom in which she subsequently starred.

She most recently appeared in a regular role on the long-running series Home and Away for the Seven Network and in the ABC series Janet King. Her other notable television credits include GP, Come In Spinner, A Country Practice, Mother and Son, Over The Hill, Heat, Water Rats, Simone De Beauvoir’s Babies, Halifax F.P. and All Saints.