Merridy Eastman (born 1961) is an Australian best-selling author and actress. As well as being a former Play School presenter, Merridy is familiar to Australian television viewers from her major roles in Neighbours, Blue Heelers, Always Greener, and Packed to the Rafters.

A NIDA graduate, Merridy has performed in theatrical productions for the Melbourne and Sydney Theatre Companies, among others, and spent several summers leaping about botanical gardens across Australia, bringing Shakespeare to the masses.