Op zoek naar Mary Poppins was a 2009 talent show-themed television series produced by the AVRO in the Netherlands and broadcast on AVRO. It premiered in late August 2009. The show searched for a new, unknown lead to play Mary Poppins in a Dutch production of the Dutch musical Mary Poppins.

The show was hosted by Frits Sissing with Willem Nijholt again overseeing the programme.

In the final, on 24 January, Noortje Herlaar was announced as the winner of the series.