Colleen Hewett, Australian singer and actress
Colleen Hewett (born 16 April 1950) is an Australian theatre and TV actress, and a popular singer and recording artist

Her top 40 singles on the Kent Music Report include "Super Star", "Day by Day" (both 1971), "Carry That Weight" (1972), "Dreaming My Dreams with You" (1980), and "Gigolo" (1981). Her version of "Day by Day" peaked at No. 1 on the Go-Set National Top 40 Singles Chart and was certified as a gold record.

At the TV Week King of Pop Awards she was voted Queen of Pop in both 1972 and 1973.

Apart from being a staple in theatre roles, she is probably best known for her brief tenure as guest character Sheila Brady in the international hit TV series, Prisoner, known internationally as Prisoner: Cell Block H